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Resistance and change in a High Arctic ecosystem, NW Greenland: Differential sensitivity of ecosystem metrics to 15 years of experimental warming and wetting 期刊论文
Global Change Biology, 2021
作者:  Robert Gus Jespersen;  Alan Joshua Leffler;  Maria Vä;  isä;  nen;  Jeffrey M. Welker
收藏  |  浏览/下载:12/0  |  提交时间:2022/01/14
Experimental warming differentially affects vegetative and reproductive phenology of tundra plants 期刊论文
Nature Communications, 2021
作者:  Courtney G. Collins;  Sarah C. Elmendorf;  Robert D. Hollister;  Greg H. R. Henry;  Karin Clark;  Anne D. Bjorkman;  Isla H. Myers-Smith;  Janet S. Prevé;  y;  Isabel W. Ashton;  Jakob J. Assmann;  Juha M. Alatalo;  Michele Carbognani;  Chelsea Chisholm;  Elisabeth J. Cooper;  Chiara Forrester;  Ingibjö;  rg Svala Jó;  nsdó;  ttir;  Kari Klanderud;  Christopher W. Kopp;  Carolyn Livensperger;  Marguerite Mauritz;  Jeremy L. May;  Ulf Molau;  Steven F. Oberbauer;  Emily Ogburn;  Zoe A. Panchen;  Alessandro Petraglia;  Eric Post;  Christian Rixen;  Heidi Rodenhizer;  Edward A. G. Schuur;  Philipp Semenchuk;  Jane G. Smith;  Heidi Steltzer;  Ø;  rjan Totland;  Marilyn D. Walker;  Jeffrey M. Welker;  Katharine N. Suding
收藏  |  浏览/下载:13/0  |  提交时间:2021/06/15
Winter snow and spring temperature have differential effects on vegetation phenology and productivity across Arctic plant communities 期刊论文
Global Change Biology, 2021
作者:  Katharine C. Kelsey;  Stine Hø;  jlund Pedersen;  A. Joshua Leffler;  Joseph O. Sexton;  Min Feng;  Jeffrey M. Welker
收藏  |  浏览/下载:8/0  |  提交时间:2021/02/17
Divergence of Arctic shrub growth associated with sea ice decline 期刊论文
Proceedings of the National Academy of Sciences, 2020
作者:  Agata Buchwal;  Patrick F. Sullivan;  Marc Macias-Fauria;  Eric Post;  Isla H. Myers-Smith;  Julienne C. Stroeve;  Daan Blok;  Ken D. Tape;  Bruce C. Forbes;  Pascale Ropars;  Esther Lévesque;  Bo Elberling;  Sandra Angers-Blondin;  Joseph S. Boyle;  Stéphane Boudreau;  Noémie Boulanger-Lapointe;  Cassandra Gamm;  Martin Hallinger;  Grzegorz Rachlewicz;  Amanda Young;  Pentti Zetterberg;  Jeffrey M. Welker
收藏  |  浏览/下载:12/0  |  提交时间:2020/12/22
Large loss of CO2 in winter observed across the northern permafrost region 期刊论文
NATURE CLIMATE CHANGE, 2019, 9 (11) : 852-+
作者:  Natali, Susan M.;  Watts, Jennifer D.;  Rogers, Brendan M.;  Potter, Stefano;  Ludwig, Sarah M.;  Selbmann, Anne-Katrin;  Sullivan, Patrick F.;  Abbott, Benjamin W.;  Arndt, Kyle A.;  Birch, Leah;  Bjorkman, Mats P.;  Bloom, A. Anthony;  Celis, Gerardo;  Christensen, Torben R.;  Christiansen, Casper T.;  Commane, Roisin;  Cooper, Elisabeth J.;  Crill, Patrick;  Czimczik, Claudia;  Davydov, Sergey;  Du, Jinyang;  Egan, Jocelyn E.;  Elberling, Bo;  Euskirchen, Eugenie S.;  Friborg, Thomas;  Genet, Helene;  Goeckede, Mathias;  Goodrich, Jordan P.;  Grogan, Paul;  Helbig, Manuel;  Jafarov, Elchin E.;  Jastrow, Julie D.;  Kalhori, Aram A. M.;  Kim, Yongwon;  Kimball, John S.;  Kutzbach, Lars;  Lara, Mark J.;  Larsen, Klaus S.;  Lee, Bang-Yong;  Liu, Zhihua;  Loranty, Michael M.;  Lund, Magnus;  Lupascu, Massimo;  Madani, Nima;  Malhotra, Avni;  Matamala, Roser;  McFarland, Jack;  McGuire, A. David;  Michelsen, Anders;  Minions, Christina;  Oechel, Walter C.;  Olefeldt, David;  Parmentier, Frans-Jan W.;  Pirk, Norbert;  Poulter, Ben;  Quinton, William;  Rezanezhad, Fereidoun;  Risk, David;  Sachs, Torsten;  Schaefer, Kevin;  Schmidt, Niels M.;  Schuur, Edward A. G.;  Semenchuk, Philipp R.;  Shaver, Gaius;  Sonnentag, Oliver;  Starr, Gregory;  Treat, Claire C.;  Waldrop, Mark P.;  Wang, Yihui;  Welker, Jeffrey;  Wille, Christian;  Xu, Xiaofeng;  Zhang, Zhen;  Zhuang, Qianlai;  Zona, Donatella
收藏  |  浏览/下载:18/0  |  提交时间:2019/11/27
The Missing Angle: Ecosystem Consequences of Phenological Mismatch 期刊论文
TRENDS IN ECOLOGY & EVOLUTION, 2019, 34 (10) : 885-888
作者:  Beard, Karen H.;  Kelsey, Katharine C.;  Leffler, A. Joshua;  Welker, Jeffrey M.
收藏  |  浏览/下载:7/0  |  提交时间:2019/11/27
Delayed herbivory by migratory geese increases summer-long CO2 uptake in coastal western Alaska 期刊论文
GLOBAL CHANGE BIOLOGY, 2019, 25 (1) : 277-289
作者:  Leffler, A. Joshua;  Beard, Karen H.;  Kelsey, Katharine C.;  Choi, Ryan T.;  Schmutz, Joel A.;  Welker, Jeffrey M.
收藏  |  浏览/下载:11/0  |  提交时间:2019/04/09
Arctic  ecosystem respiration  greenhouse gas emission  herbivory  net ecosystem exchange  Pacific black brant  phenological mismatch  subarctic  
Reassessing the role of temperature in precipitation oxygen isotopes across the eastern and central United States through weekly precipitation-day data 期刊论文
WATER RESOURCES RESEARCH, 2017, 53 (9)
作者:  Akers, Pete D.;  Welker, Jeffrey M.;  Brook, George A.
收藏  |  浏览/下载:0/0  |  提交时间:2019/04/09
precipitation isotope  O-18  oxygen isotope  temperature effect  isoscape  hydroclimate  
Greater temperature sensitivity of plant phenology at colder sites: implications for convergence across northern latitudes 期刊论文
GLOBAL CHANGE BIOLOGY, 2017, 23 (7)
作者:  Prevey, Janet;  Vellend, Mark;  Ruger, Nadja;  Hollister, Robert D.;  Bjorkman, Anne D.;  Myers-Smith, Isla H.;  Elmendorf, Sarah C.;  Clark, Karin;  Cooper, Elisabeth J.;  Elberling, Bo;  Fosaa, Anna M.;  Henry, Gregory H. R.;  Hoye, Toke T.;  Jonsdottir, Ingibjorg S.;  Klanderud, Kari;  Levesque, Esther;  Mauritz, Marguerite;  Molau, Ulf;  Natali, Susan M.;  Oberbauer, Steven F.;  Panchen, Zoe A.;  Post, Eric;  Rumpf, Sabine B.;  Schmidt, Niels M.;  Schuur, Edward A. G.;  Semenchuk, Phillip R.;  Troxler, Tiffany;  Welker, Jeffrey M.;  Rixen, Christian
收藏  |  浏览/下载:12/0  |  提交时间:2019/04/09
Arctic  Cassiope tetragona  climate change  climatic gradient  flowering  International Tundra Experiment  latitude  tundra  
Pacific North American circulation pattern links external forcing and North American hydroclimatic change over the past millennium 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2017, 114 (13) : 3340-3345
作者:  Liu, Zhongfang;  Tang, Yanlin;  Jian, Zhimin;  Poulsen, Christopher J.;  Welker, Jeffrey M.;  Bowen, Gabriel J.
收藏  |  浏览/下载:6/0  |  提交时间:2019/11/27
paleoclimate  atmospheric circulation  Holocene  climate change  North America