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Extreme climate after massive eruption of Alaska's Okmok volcano in 43 BCE and effects on the late Roman Republic and Ptolemaic Kingdom 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (27) : 15443-15449
作者:  McConnell, Joseph R.;  Sigl, Michael;  Plunkett, Gill;  Burke, Andrea;  Kim, Woon Mi;  Raible, Christoph C.;  Wilson, Andrew, I;  Manning, Joseph G.;  Ludlow, Francis;  Chellman, Nathan J.;  Innes, Helen M.;  Yang, Zhen;  Larsen, Jessica F.;  Schaefer, Janet R.;  Kipfstuhl, Sepp;  Mojtabavi, Seyedhamidreza;  Wilhelms, Frank;  Opel, Thomas;  Meyer, Hanno;  Steffensen, Jorgen Peder
收藏  |  浏览/下载:17/0  |  提交时间:2020/06/29
ice core  volcano  Okmok  Rome  climate forcing  
Molybdenum threshold for ecosystem scale alternative vanadium nitrogenase activity in boreal forests 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2019
作者:  Romain Darnajoux;  Nicolas Magain;  Marie Renaudin;  François Lutzoni;  Jean-Philippe Bellenger;  and Xinning Zhang
收藏  |  浏览/下载:9/0  |  提交时间:2019/11/27
alternative nitrogenases  biological nitrogen fixation  boreal forest  molybdenum limitation  cyanolichens  
Carbon dioxide sources from Alaska driven by increasing early winter respiration from Arctic tundra 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2017, 114 (21) : 5361-5366
作者:  Commane, Roisin;  Lindaas, Jakob;  Benmergui, Joshua;  Luus, Kristina A.;  Chang, Rachel Y. -W.;  Daube, Bruce C.;  Euskirchen, Eugenie S.;  Henderson, John M.;  Karion, Anna;  Miller, John B.;  Miller, Scot M.;  Parazoo, Nicholas C.;  Randerson, James T.;  Sweeney, Colm;  Tans, Pieter;  Thoning, Kirk;  Veraverbeke, Sander;  Miller, Charles E.;  Wofsy, Steven C.
收藏  |  浏览/下载:7/0  |  提交时间:2019/11/27
carbon dioxide  Arctic  early winter respiration  Alaska  tundra