Труды сотрудников ИЛ им. В.Н. Сукачева СО РАН

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Найдено документов в текущей БД: 21

    The current warming and shifting of ice events on the Siberian rivers
: материалы временных коллективов / V. S. Myglan // Climatic changes and their impact on boreal and temperate forests: Abstracts of the International conference (June 5-7, Ekaterinburg, Russia) : Ural State Forest Engineering University, 2006. - С. 68-69


Держатели документа:
Институт леса им. В.Н. Сукачева Сибирского отделения Российской академии наук : 660036, Красноярск, Академгородок 50/28

Доп.точки доступа:
Мыглан, Владимир Станиславович

    The current warming and shifting of ice events on the Siberian rivers
: материалы временных коллективов / V. S. Myglan // Climate change and their impact on boreal and temperate forests: Abstracts of the International Conference (June 5-7, 2006, Ekaterinburg, Russia). - 2006. - С. 68


Держатели документа:
Институт леса им. В.Н. Сукачева Сибирского отделения Российской академии наук : 660036, Красноярск, Академгородок, 50, стр., 28

Доп.точки доступа:
Мыглан, Владимир Станиславович
Имеются экземпляры в отделах:
РСФ (31.01.2008г. (1 экз.) - Б.ц.) - свободны 1

    TEMPERATURE-INDUCED RESPONSES OF XYLEM STRUCTURE OF LARIX SIBIRICA (PINACEAE) FROM THE RUSSIAN ALTAY
/ P. . Fonti [et al.] // Am. J. Bot. - 2013. - Vol. 100, Is. 7. - P1332-1343, DOI 10.3732/ajb.1200484. - Cited References: 53. - The authors thank N. S. van Doorn for editing the English. This work has been supported by the Russian Foundation for Basic Research (Project Number 11-04-91153_a) and the Swiss National Science Foundation projects "Identifying seasonal climatic signals from water conducting cells in tree rings" (Nr. IZK0Z3_131408), "Tree growth and forest ecosystem functioning in Eurasia under changing climate" (Nr. IZ73Z0_128035), and "INtra-seasonal Tree growth along Elevational GRAdients in the European Alps" (INTEGRAL, Nr 200021_121859), and the Ministry of Education and Science of the Russian Federation (Scientific School 5327.2012.4). . - 12. - ISSN 0002-9122
РУБ Plant Sciences

Аннотация: Premise of the study: Xylem structure determines the hydraulic and mechanical properties of a stem, and its plasticity is fundamental for maintaining tree performance under changing conditions. Unveiling the mechanism and the range of xylem adjustment is thus necessary to anticipate climate change impacts on vegetation. Methods: To understand the mechanistic process and the functional impact of xylem responses to warming in a cold-limited environment, we investigated the relationship between temperature and tracheid anatomy along a 312-yr tree-ring chronology of Larix sibirica trees from the Altay Mountains in Russia. Key results: Climate-growth analyses indicated that warming favors wider earlywood cell lumen, thicker laewood walls, denser maximum latewood, and wider rings. The temperature signal of the latewood was stronger (r > 0.7) and covered a longer and more stable period (from June to August) than that of earlywood and tree-ring width. Long-term analyses indicated a diverging trend between lumen and cell wall of early-and latewood. Conclusions: Xylem anatomy appears to respond to warming temperatures. A warmer early-growing season raises water conduction capacity by increasing the number and size of earlywood tracheids. The higher-performing earlywood tracheids promote more carbon fixation of the latewood cells by incrementing the rate of assimilation when summer conditions are favorable for growth. The diverging long-term variation of lumen and cell wall in earlywood vs. latewood suggests that xylem adjustments in latewood increase mechanical integrity and support increasing tree size under the ameliorated growing conditions.

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Держатели документа:
[Fonti, Patrick] WSL Swiss Fed Res Inst, CH-8903 Birmensdorf, Switzerland
[Bryukhanova, Marina V.
Kirdyanov, Alexander V.] VN Sukachev Inst Forest SB RAS, Krasnoyarsk 660036, Russia
[Myglan, Vladimir S.
Naumova, Oksana V.
Vaganov, Eugene A.] Siberian Fed Univ, Krasnoyarsk 660041, Russia
Институт леса им. В.Н. Сукачева Сибирского отделения Российской академии наук : 660036, Красноярск, Академгородок 50/28

Доп.точки доступа:
Fonti, P...; Bryukhanova, M.V.; Myglan, V.S.; Kirdyanov, A.V.; Naumova, O.V.; Vaganov, E.A.

    Wood transformation in dead-standing trees in the forest-tundra of Central Siberia
[Text] / L. V. Mukhortova [et al.] // Biol. Bull. - 2009. - Vol. 36, Is. 1. - P58-65, DOI 10.1134/S1062359009010099. - Cited References: 42. - This study was supported by the Ministry of Education and Science of the Russian Federation and the Civic Research and Development Foundation, United States (grant RUX0-002-KR-06); the program "Basic Research and Higher Education" (project no. BRHE Y4-B-02-06); the German Academic Exchange Service (DAAD) (grant A/05/05326); and the Russian Foundation for Basic Research (project nos. 06-04-90596-BNTS-a, 07-04-00515-a, and 07-04-00293-a). . - 8. - ISSN 1062-3590
РУБ Biology

Аннотация: Changes in the composition of wood organic matter in dead-standing spruce and larch trees depending on the period after their death have been studied in the north of Central Siberia. The period after tree death has been estimated by means of cross-dating. The results show that changes in the composition of wood organic matter in 63% of cases are contingent on tree species. Wood decomposition in dead-standing trees is accompanied by an increase in the contents of alkali-soluble organic compounds. Lignin oxidation in larch begins approximately 80 years after tree death, whereas its transformation in spruce begins not earlier than after 100 years. In the forest-tundra of Central Siberia, the rate of wood organic matter transformation in dead-standing trees is one to two orders of magnitude lower than in fallen wood, which accounts for their role as a long-term store of carbon and mineral elements in these ecosystems.

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Держатели документа:
[Mukhortova, L. V.
Kirdyanov, A. V.] Russian Acad Sci, Akademgorodok, Sukachev Inst Forest, Siberian Branch, Krasnoyarsk 660036, Russia
[Myglan, V. S.] Siberian Fed Univ, Svobodnyi pr 79, Krasnoyarsk 660041, Russia
[Mukhortova, L. V.
Kirdyanov, A. V.] Russian Acad Sci, Siberian Branch, Sukachev Inst Forest, Krasnoyarsk 660036, Russia
[Myglan, V. S.] Siberian Fed Univ, Krasnoyarsk 660041, Russia
[Guggenberger, G.] Univ Halle Wittenberg, Inst Agrar & Ernahrungswissensch, D-06108 Halle, Germany

Доп.точки доступа:
Mukhortova, L.V.; Kirdyanov, A.V.; Myglan, V.S.; Guggenberger, G...; Ministry of Education and Science of the Russian Federation; Civic Research and Development Foundation, United States [RUX0-002-KR-06]; Basic Research and Higher Education [BRHE Y4-B-02-06]; German Academic Exchange Service (DAAD) [A/05/05326]; Russian Foundation for Basic Research [06-04-90596-BNTS-a, 07-04-00515-a, 07-04-00293-a]

    The application of tree-rings and stable isotopes for reconstructions of climate conditions in the Russian Altai
[Text] / O. V. Sidorova [et al.] // Clim. Change. - 2013. - Vol. 120, Is. 01.02.2013. - P153-167, DOI 10.1007/s10584-013-0805-5. - Cited References: 32. - The work was supported by Marie Curie IIF (EU-ISOTREC 235122) awarded to Olga Sidorova, SNSF 200021_121838/1, and SNSF - SCOPES Iz73z0-128035/1, MK-1675.2011.6, Russian Scientific School 5327.2012.4 and RFBR grant 13-05-00620. Neil J. Loader thanks the UK NERC (NE/B501504) and C3W for support. We thank Eugene Vaganov for the suggestions in the manuscript and five reviewers for their constructive and helpful comments. . - 15. - ISSN 0165-0009
РУБ Environmental Sciences + Meteorology & Atmospheric Sciences

Аннотация: We present new tree-ring width, delta C-13, and delta O-18 chronologies from the Koksu site (49A degrees N, 86A degrees E, 2,200 m asl), situated in the Russian Altai. A strong temperature signal is recorded in the tree-ring width (June-July) and stable isotope (July-August) chronologies, a July precipitation signal captured by the stable isotope data. To investigate the nature of common climatic patterns, our new chronologies are compared with previously published tree-ring and stable isotope data from other sites in the Altai region. The temperature signal preserved in the conifer trees is strongly expressed at local and regional scales for all studied sites, resulting in even stronger temperature and precipitation signals in combined average chronologies compared to separate chronologies. This enables the reconstruction of June-July and July-August temperatures for the last 200 years using tree-ring and stable carbon isotopes. A July precipitation reconstruction based on oxygen isotopic variability recorded in tree-rings can potentially improve the understanding of hydrological changes and the occurrence of extreme events in the Russian Altai.

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Держатели документа:
[Sidorova, O. V.
Siegwolf, R. T. W.
Saurer, M.] Paul Scherrer Inst, CH-5232 Villigen, Switzerland
[Myglan, V. S.
Shishov, V. V.] Siberian Fed Univ, Krasnoyarsk 660049, Russia
[Ovchinnikov, D. V.] VN Sukachev Inst Forest SB RAS, Krasnoyarsk 660036, Russia
[Helle, G.] German Ctr GeoSci GFZ, Helmholz Ctr Potsdam, D-14473 Potsdam, Germany
[Loader, N. J.] Swansea Univ, Dept Geog, Swansea SA2 8PP, W Glam, Wales

Доп.точки доступа:
Sidorova, O.V.; Siegwolf, RTW; Myglan, V.S.; Ovchinnikov, D.V.; Shishov, V.V.; Helle, G...; Loader, N.J.; Saurer, M...; Marie Curie IIF [EU-ISOTREC 235122]; SNSF [200021_121838/1]; SNSF - SCOPES [Iz73z0-128035/1, MK-1675.2011.6]; Russian Scientific School [5327.2012.4]; RFBR [13-05-00620]; UK NERC [NE/B501504]; C3W

    Palaeoclimate chronology and aridization tendencies in the Transbaikalia for the last 1900 years
/ A. B. Ptitsyn [et al.] // Geography and Natural Resources. - 2010. - Vol. 31, Is. 2. - P144-147, DOI 10.1016/j.gnr.2010.06.009 . - ISSN 1875-3728
Аннотация: Within the long-term research program on reconstruction of palaeoclimatic characteristics of Central Asia, we carried out a palaeoreconstructions of climate aridity/humidity in the Transbaikalia, based on investigating layered palynological spectra and chemical composition of bottom sediments from Lake Arakhlei. It was found that the humid phases of climate on the time interval 90-2005 used in calculations exhibits a periodicity of 20-45 years, which roughly corresponds to the humidity cycles of Eurasia. В© 2010.

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Держатели документа:
Institute of Natural Resources, Ecology and Cryology SB RAS, Chita, Russian Federation
Institute of Geology and Mineralogy SB RAS, Novosibirsk, Russian Federation
Institute of Forest SB RAS, Krasnoyarsk, Russian Federation
Environmental Change Research Centre, Department of Geography, University College London, United Kingdom
Siberian Federal University, Krasnoyarsk, Russian Federation

Доп.точки доступа:
Ptitsyn, A.B.; Reshetova, S.A.; Babich, V.V.; Daryin, A.V.; Kalugin, I.A.; Ovchinnikov, D.V.; Panizzo, V.; Myglan, V.S.

    1929-YEAR TREE-RING CHRONOLOGY FOR THE ALTAI-SAYAN REGION (WESTERN TUVA)
/ V. S. Myglan [et al.] // Archaeology, Ethnology and Anthropology of Eurasia. - 2008. - Vol. 36, Is. 4. - P25-31, DOI 10.1016/j.aeae.2009.03.003 . - ISSN 1563-0110

Аннотация: The current paper presents a new 1929-year tree-ring chronology for the Altai-Sayan region (Western Tuva) based on analyses of wood material from living trees and trunk remains of Siberian larch (Larix sibirica Ldb) from the upper treeline (2400 m asl). The correlations between tree-ring indices and meteorological data suggest that maximum effect on radial growth is produced by temperatures in June and July. This makes it possible to use the resulting chronology for early summer temperature reconstructions in the Altai-Sayan region. In respect to archaeology, a chronology of this length provides the opportunity of dating ancient wood samples, i.e. for exact definition of the calendar dates of the archaeological objects in the relevant territory over the entire period of the chronology. В© 2009.

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Держатели документа:
Siberian Federal University, Svobodny Pr. 79, Krasnoyarsk, 660041, Russian Federation
Tuvan State University, Lenina 36, Kyzyl, Russian Federation
V.N. Sukachev Institute of Forest, Siberian Branch, Russian Academy of Sciences, Akademgorodok 50, Krasnoyarsk, 660036, Russian Federation

Доп.точки доступа:
Myglan, V.S.; Oidupaa, O.C.; Kirdyanov, A.V.; Vaganov, E.A.

    Constructing the tree-ring chronology and reconstructing summertime air temperatures in southern Altai for the last 1500 years
/ V. S. Myglan [et al.] // Geogr. Nat. Resour. - 2012. - Vol. 33, Is. 3. - P200-207, DOI 10.1134/S1875372812030031 . - ISSN 1875-3728
Аннотация: We have constructed and analyzed the 1896-year-long tree-ring chronology for the territory of the Altai Republic. The chronology was based on wood of live trees and remains of trunks of Siberian larch (Larix sibirica Ledeb.) from the upper timberline (2300 m) of the Dzhelo river valley. The chronology agrees well with palaeoclimatic data and reflects the main climatic changes in the northern hemisphere for the last two millennia: an extraordinary decrease in increment after the year 536, "mean secular warming", the "Little Ice Age", and current warming. By calculating the response function between the tree-ring chronology for the Dzhelo and data from weather stations, it was possible to reconstruct the series of June-July air temperature variability for the last 1500 years. The chronology can be used in dating archaeological wood, i. e. in determining the calendar time at which archaeological monuments were constructed. В© 2012 Pleiades Publishing, Ltd.

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Держатели документа:
Siberian Federal University, Krasnoyarsk, Russian Federation
Altai State University, Barnaul, Russian Federation
Paul Scherrer Institute, Villigen, Switzerland

Доп.точки доступа:
Myglan, V.S.; Zharnikova, O.A.; Malysheva, N.V.; Gerasimova, O.V.; Vaganov, E.A.; Sidorov, O.V.

    A 2367-year tree-ring chronology for the Altai-Sayan region (Mongun-Taiga mountain massif)
/ V. S. Myglan, O. Ch. Oidupaa, E. A. Vaganov // Archaeol. Ethnol. Anthropol. Eurasia. - 2012. - Vol. 40, Is. 3. - P76-83, DOI 10.1016/j.aeae.2012.11.009 . - ISSN 1563-0110

Кл.слова (ненормированные):
Mongun-Taiga -- paleoclimate -- reconstruction -- tree-ring chronologies -- upper treeline

Аннотация: Wood material from living trees and trunk remains of Siberian larch (Larix sibirica Ldb) from the upper treeline (2300 m) of the Mongun Taiga mountain massif was used for building up a 2367-year Mongun tree-ring chronology. The chronology is consistent with paleoclimatic data and reflects the main changes in the climate of the Northern Hemisphere over the last two millennia: the cooling of the 6th century, "Medieval warming," "Little Ice Age," and the current warming. The calculation of the response function between the chronology and data from weather stations made it possible to reconstruct the variability of air temperatures in June and July for 2000 years. The chronology contains the climate signal of regional scale and is suitable for dating archaeological wood, that is, for determining the calendar time of building the monuments in the Altai-Sayan region. В© 2012, Siberian Branch of Russian Academy of Sciences, Institute of Archaeology and Ethnography of the Siberian Branch of the Russian Academy of Sciences. Published by Elsevier B.V. All rights reserved.

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Держатели документа:
Siberian Federal University, Svobodny Pr. 79, Krasnoyarsk 660041, Russian Federation
Tuva State University, Lenina 36, Kyzyl 667000, Russian Federation

Доп.точки доступа:
Myglan, V.S.; Oidupaa, O.Ch.; Vaganov, E.A.

    Construction of 1772-year tree ring width chronology for altay republic
/ V. S. Myglan [и др.] // Izv. Akad. Nauk Ser. Geogr. - 2009. - Is. 6. - С. 70-77 . - ISSN 0373-2444

Кл.слова (ненормированные):
comparative study -- dating method -- geochronology -- Little Ice Age -- Medieval Warm Period -- paleoclimate -- tree ring -- Altai Mountains -- Larix -- Larix sibirica

Аннотация: For the first time a New 1772-year tree ring width chronology has been built for the Altay Mountain. The living trees and rest of stem wood of Siberian larch (Larix sibirica Ldb) were used from the upper tree line (2300 m) in Gelo valley. This chronology is coincidence with the paleoclimatic data and reflects basic climatic changes in the northern hemisphere for the last two millennia. We revealed extraordinary decreasing of tree radial growth after AD 536, "Medieval warming", "Little Ice Age", and current warming were revealed. The comparative analysis between Gelo and ALT tree ring chronologies has shown a good correlation in tree ring variability while revealing mismatch in response function of June-July air temperature. Such a long term chronology gives the possibility for dating of archeological wood to define the date of construction of archeological monuments.

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Держатели документа:
Siberian Federal University, Russian Federation
V.N. Sukachev Institute of Forest, SB RAS, Russian Federation
Altay State University, Russian Federation

Доп.точки доступа:
Myglan, V.S.; Ovchinnikov, D.V.; Vaganov, E.A.; Bykov, N.I.; Gerasimova, O.V.; Sidorova, O.V.; Silkin, P.P.

    A cluster of stratospheric volcanic eruptions in the AD 530s recorded in Siberian tree rings
/ O. V. Churakova Sidorova [et al.] // Global Planet. Change. - 2014. - Vol. 122. - P140-150, DOI 10.1016/j.gloplacha.2014.08.015 . - ISSN 0921-8181

Кл.слова (ненормированные):
AD 536 volcanic eruption -- Cell wall thickness -- Climate -- Larch -- Tree-ring width -- Cellulose -- Volcanoes -- Cell-wall thickness -- Climate -- Larch -- Tree-ring width -- Volcanic eruptions -- Forestry

Аннотация: Recently published, improved chronologies for volcanic sulfate in Greenland and Antarctic ice permit a comparison of the growth responses of absolutely annually dated tree rings at three locations in Siberia with annual ice-core records of volcanic eruptions centered on AD 536. For the first time for this region and period, we present unique data sets for tree-ring width, cell-wall thickness, ?13C and ?18O in cellulose. These were based on multiple samples from relict wood of larch obtained from two sites close to the northern limit of tree growth on the Taimyr Peninsula and in northeastern Yakutia, and at a high-elevation, location 20° further South in the Altai Mts. An event in AD 536 was associated with different, but marked, changes in tree-ring parameters at the high-latitude sites compared with the high elevation site. An AD 541 event was associated with its own distinctive tree-ring responses across the three sites and multiple variables. The years after AD 532 were marked by a strong and sustained decrease in growth at the high-elevation, more southerly, site. The combination of improved ice-core chronology for the climatically effective volcanic eruptions of this part of the 6th century AD, and an array of tree-ring sites with different climates and multiple tree-ring variables permits a richer description of tree responses to this cluster of events. The pattern of tree-ring parameter responses at the three locations in AD 536, AD 541, and perhaps AD 532 is consistent with responses to climatically effective volcanic eruptions influencing tree response in those and subsequent years. © 2014 Elsevier B.V.

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Держатели документа:
ETH Zurich, Institute of Terrestrial Ecosystems, Zurich 8092, Switzerland
V.N. Sukachev Institute of Forest SB RAS, Krasnoyarsk, Akademgorodok 660036, Russian Federation
Paul Scherrer Institute, Villigen 5232, Switzerland
UFZ - Helmholtz Centre for Environmental Research, Department of Catchment Hydrology, Theodor-Lieser-Stra?e 4, 06120 Halle, Germany
Siberian Federal University, Krasnoyarsk, Svobodniy 79 660049, Russian Federation
University of Arizona, Tucson, AZ 85721, United States

Доп.точки доступа:
Churakova Sidorova, O.V.; Bryukhanova, M.V.; Saurer, M.; Boettger, T.; Naurzbaev, M.M.; Myglan, V.S.; Vaganov, E.A.; Hughes, M.K.; Siegwolf, R.T.W.

    Die-off dynamics of Siberian larch under the impact of pollutants emitted by Norilsk enterprises
/ A. V. Kirdyanov [et al.] // Contemp. Probl. Ecol. - 2014. - Vol. 7, Is. 6. - P679-684, DOI 10.1134/S1995425514060055 . - ISSN 1995-4255

Аннотация: The radial growth of Siberian larch under the impact of pollutants emitted by enterprises of Norilsk has been analyzed to reconstruct the die-off dynamics of larch stands located along the Rybnaya River, along the main direction of pollutant air transport. Dendrochronological cross dating is used to detect the year of die off of 268 trees growing in 4 sites located 22, 45, 68, and 85 km from Norilsk. The death of individual trees in the sites closest to Norilsk was recorded immediately after the first enterprises started to operate in the early 1940s. The mass mortality of the trees started in the 1960s due to the operation of new smelters and the consequent increase in pollutant emissions. The complete destruction of the stands (100% die off of larch trees) occurred in the 1970s. At the most distant site (85 km), the highest rate of larch death was observed between 1975 and 1980, and in 2004 only 23% of larch trees were alive. A comparative analysis of the tree-ring width of the studied trees testified to the decrease in tree radial growth at the period before the complete degradation of stands. Unfavorable climatic conditions became an additional factor that enhanced the rate of tree die off due to the impact of pollutants. Although the increase in tree radial growth had been found in late 1990s to early 2000s at the site 85 km from Norilsk, the status of studied trees indicated that the area of completely degraded forest ecosystems might become larger under the present conditions.

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Держатели документа:
Sukachev Institute of Forest, Siberian Branch, Russian Academy of Sciences, Akademgorodok 50/28Krasnoyarsk, Russian Federation
Siberian Federal University, pr. Svobodnyi 79Krasnoyarsk, Russian Federation
Stolby State Nature Reserve, ul. Kar’ernaya 26-aKrasnoyarsk, Russian Federation

Доп.точки доступа:
Kirdyanov, A.V.; Myglan, V.S.; Pimenov, A.V.; Knorre, A.A.; Ekart, A.K.; Vaganov, E.A.

    Revising midlatitude summer temperatures back to A.D. 600 based on a wood density network
/ L. Schneider [et al.] // Geophys. Res. Lett. - 2015. - Vol. 42, Is. 11. - P4556-4562, DOI 10.1002/2015GL063956 . - ISSN 0094-8276
Аннотация: Annually resolved and millennium-long reconstructions of large-scale temperature variability are primarily composed of tree ring width (TRW) chronologies. Changes in ring width, however, have recently been shown to bias the ratio between low- and high-frequency signals. To overcome limitations in capturing the full spectrum of past temperature variability, we present a network of 15 maximum latewood density (MXD) chronologies distributed across the Northern Hemisphere extratropics. Independent subsets of continental-scale records consistently reveal high MXD before 1580 and after 1910, with below average values between these periods. Reconstructed extratropical summer temperatures reflect not only these long-term trends but also distinct cooling pulses after large volcanic eruptions. In contrast to TRW-dominated reconstructions, this MXD-based record indicates a delayed onset of the Little Ice Age by almost two centuries. The reduced memory inherent in MXD is likely responsible for the rapid recovery from volcanic-induced cooling in the fourteenth century and the continuation of warmer temperatures until ~1600. ©2015. American Geophysical Union. All Rights Reserved.

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Держатели документа:
Department of Geography, Johannes Gutenberg University, Mainz, Germany
Lamont-Doherty Earth Observatory, Columbia University, Palisades, NY, United States
Swiss Federal Research Institute WSL, Birmensdorf, Switzerland
School of Geography and Geosciences, University of St Andrews, StAndrews, United Kingdom
Institute for the Humanities, Siberian Federal University, Krasnoyarsk, Russian Federation
V.N. Sukachev Institute of Forest SB RAS, Krasnoyarsk, Russian Federation

Доп.точки доступа:
Schneider, L.; Smerdon, J.E.; Buntgen, U.; Wilson, R.J.S.; Myglan, V.S.; Kirdyanov, A.V.; Esper, J.

    Cooling and societal change during the Late Antique Little Ice Age from 536 to around 660 AD
/ U. Buntgen [et al.] // Nat. Geosci. - 2016. - Vol. 9, Is. 3. - P231-236, DOI 10.1038/ngeo2652 . - ISSN 1752-0894

Аннотация: Climatic changes during the first half of the Common Era have been suggested to play a role in societal reorganizations in Europe and Asia. In particular, the sixth century coincides with rising and falling civilizations, pandemics, human migration and political turmoil. Our understanding of the magnitude and spatial extent as well as the possible causes and concurrences of climate change during this period is, however, still limited. Here we use tree-ring chronologies from the Russian Altai and European Alps to reconstruct summer temperatures over the past two millennia. We find an unprecedented, long-lasting and spatially synchronized cooling following a cluster of large volcanic eruptions in 536, 540 and 547 AD (ref.), which was probably sustained by ocean and sea-ice feedbacks, as well as a solar minimum. We thus identify the interval from 536 to about 660 AD as the Late Antique Little Ice Age. Spanning most of the Northern Hemisphere, we suggest that this cold phase be considered as an additional environmental factor contributing to the establishment of the Justinian plague, transformation of the eastern Roman Empire and collapse of the Sasanian Empire, movements out of the Asian steppe and Arabian Peninsula, spread of Slavic-speaking peoples and political upheavals in China. © 2016 Macmillan Publishers Limited. All rights reserved.

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Держатели документа:
Swiss Federal Research Institute WSL, Birmensdorf, Switzerland
Oeschger Centre for Climate Change Research, Bern, Switzerland
Global Change Research Centre AS CR, Brno, Czech Republic
Siberian Federal University, Krasnoyarsk, Russian Federation
Department of History, Stockholm University, Stockholm, Sweden
Bolin Centre for Climate Research, Stockholm University, Stockholm, Sweden
Initiative for the Science of the Human Past (SoHP), Harvard University, Cambridge, MA, United States
Institute for Advanced Study, School of Historical Studies, Princeton, NJ, United States
Paul Scherrer Institute PSI, Villigen, Switzerland
Max Planck Institute for Meteorology, Hamburg, Germany
Institute for Coastal Research, Helmholtz-Zentrum Geesthacht, Geesthacht, Germany
Navarino Environmental Observatory, Messinia, Greece
Department of Geography, Johannes Gutenberg University, Mainz, Germany
University of Lausanne, Institute of Earth Surface Dynamics, Lausanne, Switzerland
Department of Linguistics and Information Sciences, University of Lausanne, Lausanne, Switzerland
Department of Geography, Justus Liebig University, Giessen, Germany
Laboratory for Ion Beam Physics, ETHZ, Zurich, Switzerland
Department of Forest Growth, Albert-Ludwigs University, Freiburg, Germany
VN Sukachev Institute of Forest SB RAS, Krasnoyarsk, Russian Federation

Доп.точки доступа:
Buntgen, U.; Myglan, V. S.; Ljungqvist, F. C.; McCormick, M.; Di Cosmo, N.; Sigl, M.; Jungclaus, J.; Wagner, S.; Krusic, P. J.; Esper, J.; Kaplan, J. O.; De Vaan, M. A.C.; Luterbacher, J.; Wacker, L.; Tegel, W.; Kirdyanov, A. V.

    Extreme climatic events in the Altai Republic according to dendrochronological data
[Text] / V. V. Barinov [et al.] // Biol. Bull. - 2016. - Vol. 43, Is. 2. - P152-161, DOI 10.1134/S1062359016020023. - Cited References:43. - This study was supported by the Russian Foundation for Basic Research (project nos. 12-06-33040, 13-05-98061, and 13-05-00555) and the Russian Science Foundation (grant no. 14-14-00295). . - ISSN 1062-3590. - ISSN 1026-3470
РУБ Biology
Рубрики:
RINGS

Аннотация: The results of dating of extreme climatic events by damage to the anatomical structure and missing tree rings of the Siberian larch in the upper forest boundary of the Altai Republic are given. An analysis of the spatial distribution of the revealed dates over seven plots (Kokcy, Chind, Ak-ha, Jelo, Tute, Tara, and Sukor) allowed us to distinguish the extreme events on interregional (1700, 1783, 1788, 1812, 1814, 1884), regional (1724, 1775, 1784, 1835, 1840, 1847, 1850, 1852, 1854, 1869, 1871, 1910, 1917, 1927, 1938, 1958, 1961), and local (1702, 1736, 1751, 1785, 1842, 1843, 1874, 1885, 1886, 1919, 2007, and 2009) scales. It was shown that the events of an interregional scale correspond with the dates of major volcanic eruptions (Grimsvotn, Lakagigar, Etna, Awu, Tambora, Soufriere St. Vinsent, Mayon, and Krakatau volcanos) and extreme climatic events, crop failures, lean years, etc., registered in historical sources.

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Держатели документа:
Siberian Fed Univ, Pr Svobodnyi 79, Krasnoyarsk 660041, Russia.
Russian Acad Sci, Siberian Branch, Inst Geol & Mineral, Pr Akad Koptyuga 3, Novosibirsk 630090, Russia.
Ural Fed Univ, Ul Mira 19, Ekaterinburg 620002, Russia.
Novosibirsk State Univ, Ul Pirogova 2, Novosibirsk 630090, Russia.
Russian Acad Sci, Siberian Branch, Sukachev Inst Forestry, Akademgorodok 50,Str 28, Krasnoyarsk 660036, Russia.

Доп.точки доступа:
Barinov, V. V.; Myglan, V. S.; Nazarov, A. N.; Vaganov, E. A.; Agatova, A. R.; Nepop, R. K.; Russian Foundation for Basic Research [12-06-33040, 13-05-98061, 13-05-00555]; Russian Science Foundation [14-14-00295]

    Diverse growth trends and climate responses across Eurasia's boreal forest
/ O. C. Sidorova [et al.] // Environ.Res.Lett. - 2016. - Vol. 11, Is. 7, DOI 10.1088/1748-9326/11/7/074021 . - ISSN 1748-9318
Аннотация: The area covered by boreal forests accounts for ?16% of the global and 22% of the Northern Hemisphere landmass. Changes in the productivity and functioning of this circumpolar biome not only have strong effects on species composition and diversity at regional to larger scales, but also on the Earth's carbon cycle. Although temporal inconsistency in the response of tree growth to temperature has been reported from some locations at the higher northern latitudes, a systematic dendroecological network assessment is still missing for most of the boreal zone. Here, we analyze the geographical patterns of changes in summer temperature and precipitation across northern Eurasia >60 °N since 1951 AD, as well as the growth trends and climate responses of 445 Pinus, Larix and Picea ring width chronologies in the same area and period. In contrast to widespread summer warming, fluctuations in precipitation and tree growth are spatially more diverse and overall less distinct. Although the influence of summer temperature on ring formation is increasing with latitude and distinct moisture effects are restricted to a few southern locations, growth sensitivity to June-July temperature variability is only significant at 16.6% of all sites (p ? 0.01). By revealing complex climate constraints on the productivity of Eurasia's northern forests, our results question the a priori suitability of boreal tree-ring width chronologies for reconstructing summer temperatures. This study further emphasizes regional climate differences and their role on the dynamics of boreal ecosystems, and also underlines the importance of free data access to facilitate the compilation and evaluation of massively replicated and updated dendroecological networks. © 2016 IOP Publishing Ltd.

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Держатели документа:
Swiss Federal Research Institute, WSL, Birmensdorf, Switzerland
Oeschger Centre for Climate Change Research, Bern, Switzerland
Institute of Plant and Animal Ecology, UD RAS, Yekaterinburg, Russian Federation
Department of History, Stockholm University, Sweden
Bolin Centre for Climate Research, Stockholm University, Sweden
ETH Zurich, Institute of Terrestrial Ecosystems, Zurich, Switzerland
Johannes Gutenberg University, Mainz, Germany
V.N. Sukachev Institute of Forest, SB RAS, Krasnoyarsk, Russian Federation
Siberian Federal University, Krasnoyarsk, Russian Federation
North-Eastern Federal University, Yakutsk, Russian Federation
Melnikov Permafrost Institute, Yakutsk, Russian Federation
Institute of Geography, Moscow, Russian Federation
Institute for Forest Sciences IWW, University of Freiburg, Freiburg, Germany
Global Change Research Centre AS CR, Brno, Czech Republic

Доп.точки доступа:
Sidorova, O. C.; Hellmann, L.; Agafonov, L.; Ljungqvist, F. C.; Duthorn, E.; Esper, J.; Hulsmann, L.; Kirdyanov, A. V.; Moiseev, P.; Myglan, V. S.; Nikolaev, A. N.; Reinig, F.; Schweingruber, F. H.; Solomina, O.; Tegel, W.; Buntgen, U.

    Reply to 'Limited Late Antique cooling'
/ U. Buntgen [et al.] // Nat. Geosci. - 2017. - Vol. 10, Is. 4. - P243, DOI 10.1038/ngeo2927 . - ISSN 1752-0894


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Держатели документа:
Department of Geography, University of Cambridge, Cambridge, United Kingdom
Swiss Federal Research Institute WSL, Birmensdorf, Switzerland
Global Change Research Institute CAS, Masaryk University Brno, Brno, Czech Republic
Siberian Federal University, Krasnoyarsk, Russian Federation
Department of History, Stockholm University, Stockholm, Sweden
Bolin Centre for Climate Research, Stockholm University, Stockholm, Sweden
Initiative for the Science of the Human Past (SoHP), Harvard University, Cambridge, MA, United States
Institute for Advanced Study, School of Historical Studies, Princeton, United States
Laboratory of Environmental Chemistry, Paul Scherrer Institute, Villigen, Switzerland
Max Planck Institute for Meteorology, Hamburg, Germany
Institute for Coastal Research, Helmholtz-Zentrum Geesthacht, Geesthacht, Germany
Navarino Environmental Observatory, Messinia, Greece
Department of Geography, Johannes Gutenberg University, Mainz, Germany
University of Lausanne, Institute of Earth Surface Dynamics, Lausanne, Switzerland
Department of Linguistics and Information Sciences, University of Lausanne, Lausanne, Switzerland
Department of Geography, Justus Liebig University, Giessen, Germany
Laboratory for Ion Beam Physics, ETHZ, Zurich, Switzerland
Forest Growth, Albert-Ludwigs University, Freiburg, Germany
Institute of Geography, Russian Academy of Science, Moscow, Russian Federation
Institute of Geography, University of Innsbruck, Innsbruck, Austria
VN Sukachev Institute of Forest SB RAS, Krasnoyarsk, Russian Federation

Доп.точки доступа:
Buntgen, U.; Myglan, V. S.; Ljungqvist, F. C.; McCormick, M.; Di Cosmo, N.; Sigl, M.; Jungclaus, J.; Wagner, S.; Krusic, P. J.; Esper, J.; Kaplan, J. O.; De Vaan, M. A.C.; Luterbacher, J.; Wacker, L.; Tegel, W.; Solomina, O. N.; Nicolussi, K.; Oppenheimer, C.; Reinig, F.; Kirdyanov, A. V.

    Eco-physiological response of conifers from high-latitude and -altitude eurasian regions to stratospheric volcanic eruptions
/ O. V. Churakova, M. V. Fonti, A. V. Kirdyanov [и др.] // Journal of Siberian Federal University - Biology. - 2020. - Vol. 13, Is. 1. - С. 5-24, DOI 10.17516/1997-1389-0313 . - ISSN 1997-1389
Аннотация: Stratospheric volcanic eruptions have had significant impacts on the radiation budget, atmospheric and surface temperatures, precipitation and regional weather patterns, resulting in global climatic changes. The changes associated with such eruptions most commonly result in cooling during several years after events. This study aimed to reveal eco-physiological response of larch trees from northeastern Yakutia (YAK), eastern Taimyr (TAY) and Altai (ALT) regions to climatic anomalies after major volcanic eruptions CE 535, 540, 1257, 1641, 1815 and 1991 using new multiple tree-ring parameters: Tree-ring width (TRW), maximum latewood density (MXD), cell wall thicknesses (CWT), ?13C and ?18O in tree-ring cellulose. This investigation showed that TRW, CWT, MXD and ?18O chronologies recorded temperature signal, while information about precipitation and vapor pressure deficit was captured by ?13C chronologies. Sunshine duration was well recorded in ?18O from YAK and ALT. Tree-ring parameters recorded cold, wet and cloudy summer anomalies during the 6th and 13th centuries. However, significant summer anomalies after Tambora (1815) and Pinatubo (1991) eruptions were not captured by any tree-ring parameters. © 2020 JMIR Human Factors.All right reserved.

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Держатели документа:
Siberian Federal University, Krasnoyarsk, Russian Federation
University of Geneva, Geneva, Switzerland
Swiss Federal Research Institute for Forest, Snow and Landscape WSL, Birmensdorf, Switzerland
Sukachev Institute of Forest SB RASFRC "Krasnoyarsk Science Center SB RAS", Krasnoyarsk, Russian Federation
University of Cambridge, Cambridge, United Kingdom
Paul Scherrer Institute Villigen - PSI, Switzerland
Universite Blaise Pascal Clermont-Ferrand, France
University of Arizona, Tucson, United States

Доп.точки доступа:
Churakova, O. V.; Fonti, M. V.; Kirdyanov, A. V.; Myglan, V. S.; Barinov, V. V.; Sviderskaya, I. V.; Naumova, O. V.; Ovchinnikov, D. V.; Shashkin, A. V.; Saurer, M.; Guillet, S.; Corona, C.; Fonti, P.; Panyushkina, I. P.; Buntgen, U.; Hughes, M. K.; Siegwolf, R. T.W.; Stoffel, M.; Vaganov, E. A.

    Prominent role of volcanism in Common Era climate variability and human history
/ U. Buntgen, D. Arseneault, E. Boucher [et al.] // Dendrochronologia. - 2020. - Vol. 64. - Ст. 125757, DOI 10.1016/j.dendro.2020.125757 . - ISSN 1125-7865
Аннотация: Climate reconstructions for the Common Era are compromised by the paucity of annually-resolved and absolutely-dated proxy records prior to medieval times. Where reconstructions are based on combinations of different climate archive types (of varying spatiotemporal resolution, dating uncertainty, record length and predictive skill), it is challenging to estimate past amplitude ranges, disentangle the relative roles of natural and anthropogenic forcing, or probe deeper interrelationships between climate variability and human history. Here, we compile and analyse updated versions of all the existing summer temperature sensitive tree-ring width chronologies from the Northern Hemisphere that span the entire Common Era. We apply a novel ensemble approach to reconstruct extra-tropical summer temperatures from 1 to 2010 CE, and calculate uncertainties at continental to hemispheric scales. Peak warming in the 280s, 990s and 1020s, when volcanic forcing was low, was comparable to modern conditions until 2010 CE. The lowest June–August temperature anomaly in 536 not only marks the beginning of the coldest decade, but also defines the onset of the Late Antique Little Ice Age (LALIA). While prolonged warmth during Roman and medieval times roughly coincides with the tendency towards societal prosperity across much of the North Atlantic/European sector and East Asia, major episodes of volcanically-forced summer cooling often presaged widespread famines, plague outbreaks and political upheavals. Our study reveals a larger amplitude of spatially synchronized summer temperature variation during the first millennium of the Common Era than previously recognised. © 2020 Elsevier GmbH

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Держатели документа:
Department of Geography, University of Cambridge, Cambridge, CB2 3EN, United Kingdom
Swiss Federal Research Institute (WSL), Birmensdorf, 8903, Switzerland
Global Change Research Centre (CzechGlobe), Brno, 603 00, Czech Republic
Department of Geography, Faculty of Science, Masaryk University, Brno, 613 00, Czech Republic
Department of Biology, Chemistry and Geography, University of Quebec, Rimouski, QC G5L 3A1, Canada
Department of Geography, University of Quebec, Montreal, H2X 3R9, Canada
Institute of Ecology and Geography, Siberian Federal University, Krasnoyarsk, 660041, Russian Federation
Institute of Humanities, Siberian Federal University, Krasnoyarsk, 660041, Russian Federation
Forest Research Institute, University of Quebec in Abitibi-Temiscamingue, Amos, J9T 2L8, Canada
Laboratory of Tree-Ring Research, University of Arizona, Tucson, AZ 85721, United States
Sukachev Institute of Forest SB RAS, Krasnoyarsk, 660036, Russian Federation
Department of Geography, Justus Liebig University, Giessen, 35390, Germany
Department of Physical Geography, Stockholm University, Stockholm, 10691, Sweden
Regional Climate Group, Department of Earth Sciences, University of Gothenburg, Gothenburg, 40530, Sweden
Department of History, Stockholm University, Stockholm, 10691, Sweden
Bolin Centre for Climate Research, Stockholm University, Stockholm, 10691, Sweden
Swedish Collegium for Advanced Study, Uppsala, 15238, Sweden
Potsdam Institute for Climate Impact Research (PIK), Potsdam, 14473, Germany
Initiative for the Science of the Human Past at Harvard, Department of History, Harvard University, Cambridge, MA 02138, United States
Max Planck–Harvard Research Centre for Archaeoscience of the Ancient Mediterranean, Harvard University, Cambridge, MA 02138, United States
Department of Geography, University of Innsbruck, Innsbruck, 6020, Austria
Department of Geography, Johannes Gutenberg University, Mainz, 55099, Germany
Climate and Environmental Physics (CEP), Physics Institute & Oeschger Centre for Climate Change Research (OCCR), University of Bern, Bern, 3012, Switzerland

Доп.точки доступа:
Buntgen, U.; Arseneault, D.; Boucher, E.; Churakova (Sidorova), O. V.; Gennaretti, F.; Crivellaro, A.; Hughes, M. K.; Kirdyanov, A. V.; Klippel, L.; Krusic, P. J.; Linderholm, H. W.; Ljungqvist, F. C.; Ludescher, J.; McCormick, M.; Myglan, V. S.; Nicolussi, K.; Piermattei, A.; Oppenheimer, C.; Reinig, F.; Sigl, M.; Vaganov, E. A.; Esper, J.

    The influence of decision-making in tree ring-based climate reconstructions
/ U. Buntgen, K. Allen, K. J. Anchukaitis [et al.] // Nat. Commun. - 2021. - Vol. 12, Is. 1. - Ст. 3411, DOI 10.1038/s41467-021-23627-6 . - ISSN 2041-1723

Кл.слова (ненормированные):
climate variation -- data set -- decision making -- Northern Hemisphere -- reconstruction -- tree ring -- warming -- article -- climate change -- cooling -- decision making -- Northern Hemisphere -- summer -- volcano -- warming

Аннотация: Tree-ring chronologies underpin the majority of annually-resolved reconstructions of Common Era climate. However, they are derived using different datasets and techniques, the ramifications of which have hitherto been little explored. Here, we report the results of a double-blind experiment that yielded 15 Northern Hemisphere summer temperature reconstructions from a common network of regional tree-ring width datasets. Taken together as an ensemble, the Common Era reconstruction mean correlates with instrumental temperatures from 1794–2016 CE at 0.79 (p < 0.001), reveals summer cooling in the years following large volcanic eruptions, and exhibits strong warming since the 1980s. Differing in their mean, variance, amplitude, sensitivity, and persistence, the ensemble members demonstrate the influence of subjectivity in the reconstruction process. We therefore recommend the routine use of ensemble reconstruction approaches to provide a more consensual picture of past climate variability. © 2021, The Author(s).

Scopus

Держатели документа:
Department of Geography, University of Cambridge, Cambridge, United Kingdom
Swiss Federal Research Institute (WSL), Birmensdorf, Switzerland
Global Change Research Centre (CzechGlobe), Brno, Czech Republic
Department of Geography, Faculty of Science, Masaryk University, Brno, Czech Republic
School of Ecosystem and Forest Sciences, University of Melbourne, Richmond, Australia
ARC Centre of Excellence for Australian Biodiversity and Heritage, University of NSW, Sydney, Australia
School of Geography, Development, and Environment and Laboratory of Tree-Ring Research, University of Arizona, Tucson, AZ, United States
Department of Biology, Chemistry and Geography, University of Quebec in Rimouski, Rimouski, QC, Canada
Department of Geography, Universite du Quebec a Montreal, Montreal, QC, Canada
GEOTOP, Universite du Quebec a Montreal, Montreal, QC, Canada
Centre d’Etudes Nordiques, Universite Laval, Quebec, QC, Canada
Institute of Geography, Friedrich-Alexander-University of Erlangen-Nurnberg, Erlangen, Germany
School of Statistics, University of Minnesota, Minneapolis, MN, United States
Institute of Ecology and Geography, Siberian Federal University, Krasnoyarsk, Russian Federation
Universite Clermont-Auvergne, Geolab UMR 6042 CNRS, Clermont-Ferrand, France
Institute for Environmental Sciences, University of Geneva, Geneva, Switzerland
GREMA and Forest Research Institute, Universite du Quebec en Abitibi?Temiscamingue, Amos, Canada
Aix Marseille University, CNRS, IRD, INRA, Coll France, CEREGE, Aix-en-Provence, France
Department of Physical Geography, Bolin Centre for Climate Research, Stockholm University, Stockholm, Sweden
Natural Resources Institute Finland, Rovaniemi, Finland
Laboratory of Tree-Ring Research, University of Arizona, Tucson, AZ, United States
Department of Earth and Planetary Sciences, Harvard University, Cambridge, MA, United States
Sukachev Institute of Forest SB RAS, Krasnoyarsk, Russian Federation
Potsdam Institute for Climate Impact Research (PIK), Potsdam, Germany
Institute of Humanities, Siberian Federal University, Krasnoyarsk, Russian Federation
Department of Geography, University of Innsbruck, Innsbruck, Austria
McDonald Institute for Archaeological Research, Cambridge, United Kingdom
Department of Geography, Johannes Gutenberg University, Mainz, Germany
Department of Earth Sciences, Goteborg University, Goteborg, Sweden
Department of Earth & Climate Sciences, San Francisco State University, San Francisco, CA, United States
Department of Earth Sciences, University of Geneva, Geneva, Switzerland
Department F.-A. Forel for Environmental and Aquatic Sciences, University of Geneva, Geneva, Switzerland
Department of Geography, Environment and Society, University of Minnesota, Minneapolis, MN, United States
Department of Atmospheric and Environmental Sciences, University at Albany (SUNY), Albany, NY, United States
Key Laboratory of Desert and Desertification, Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences, Lanzhou, China
CAS Centre for Excellence in Tibetan Plateau Earth Sciences, Chinese Academy of Sciences, Beijing, China
Qinghai Research Centre of Qilian Mountain National Park, Academy of Plateau Science and Sustainability and Qinghai Normal University, Xining, China
School of Earth and Environmental Sciences, University of St Andrews, Scotland, United Kingdom
Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY, United States
State Key Laboratory of Cryospheric Sciences, Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences, Lanzhou, China

Доп.точки доступа:
Buntgen, U.; Allen, K.; Anchukaitis, K. J.; Arseneault, D.; Boucher, E.; Brauning, A.; Chatterjee, S.; Cherubini, P.; Churakova (Sidorova), O. V.; Corona, C.; Gennaretti, F.; Grie?inger, J.; Guillet, S.; Guiot, J.; Gunnarson, B.; Helama, S.; Hochreuther, P.; Hughes, M. K.; Huybers, P.; Kirdyanov, A. V.; Krusic, P. J.; Ludescher, J.; Meier, W. J.-H.; Myglan, V. S.; Nicolussi, K.; Oppenheimer, C.; Reinig, F.; Salzer, M. W.; Seftigen, K.; Stine, A. R.; Stoffel, M.; St. George, S.; Tejedor, E.; Trevino, A.; Trouet, V.; Wang, J.; Wilson, R.; Yang, B.; Xu, G.; Esper, J.