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Upper Midwest lakes are supersaturated with N-2 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (29) : 17063-17067
作者:  Loeks-Johnson, Brianna M.;  Cotner, James B.
收藏  |  浏览/下载：19/0  |  提交时间：2020/07/09
denitrification  nitrogen fixation  nitrogen cycling  biogeochemistry  
Asian inland wildfires driven by glacial-interglacial climate change 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (10) : 5184-5189
作者:  Han, Yongming;  An, Zhisheng;  Marlon, Jennifer R.;  Bradley, Raymond S.;  Zhan, Changlin;  Arimoto, Richard;  Sun, Youbin;  Zhou, Weijian;  Wu, Feng;  Wang, Qiyuan;  Burr, George S.;  Cao, Junji
收藏  |  浏览/下载：9/0  |  提交时间：2020/05/13
biomass burning  Quaternary climate  carbon cycle  high-intensity fires  soluble iron  
NADPH-dependent extracellular superoxide production is vital to photophysiology in the marine diatom Thalassiosira oceanica 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2019, 116 (33) : 16448-16453
作者:  Diaz, Julia M.;  Plummer, Sydney;  Hansel, Colleen M.;  Andeer, Peter F.;  Saito, Mak A.;  McIlvin, Matthew R.
收藏  |  浏览/下载：6/0  |  提交时间：2019/11/27
reactive oxygen species  photosynthesis  oxidative stress  biogeochemistry  
Photosynthetic adaptation to low iron, light, and temperature in Southern Ocean phytoplankton 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2019, 116 (10) : 4388-4393
作者:  Strzepek, Robert F.;  Boyd, Philip W.;  Sunda, William G.
收藏  |  浏览/下载：0/0  |  提交时间：2019/11/27
iron  light  temperature  Southern Ocean  phytoplankton  
Proglacial freshwaters are significant and previously unrecognized sinks of atmospheric CO2 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2019, 116 (36) : 17690-17695
作者:  St Pierre, Kyra A.;  St Louis, Vincent L.;  Schiff, Sherry L.;  Lehnherr, Igor;  Dainard, Paul G.;  Gardner, Alex S.;  Aukes, Pieter J. K.;  Sharp, Martin J.
收藏  |  浏览/下载：6/0  |  提交时间：2019/11/27
glacial meltwaters  carbon  biogeochemistry  freshwater  
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  
Potential shift from a carbon sink to a source in Amazonian peatlands under a changing climate 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2018, 115 (49) : 12407-12412
作者:  Wang, Sirui;  Zhuang, Qianlai;  Lahteenoja, Outi;  Draper, Frederick C.;  Cadillo-Quiroz, Hinsby
收藏  |  浏览/下载：6/0  |  提交时间：2019/11/27
peatland  modeling  climate  carbon  simulation  
Enhanced CO2 uptake at a shallow Arctic Ocean seep field overwhelms the positive warming potential of emitted methane 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2017, 114 (21) : 5355-5360
作者:  Pohlman, John W.;  Greinert, Jens;  Ruppel, Carolyn;  Silyakova, Anna;  Vielstaedte, Lisa;  Casso, Michael;  Mienert, Jurgen;  Bunz, Stefan
收藏  |  浏览/下载：6/0  |  提交时间：2019/11/27
methane  carbon dioxide  greenhouse gas emissions  marine biogeochemistry  Arctic Ocean  
Enhanced CO2 uptake at a shallow Arctic Ocean seep field overwhelms the positive warming potential of emitted methane 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2017, 114 (21) : 5355-5360
作者:  John W. Pohlman;  Jens Greinert;  Carolyn Ruppel;  Anna Silyakova;  Lisa Vielstädte;  Michael Casso;  Jürgen Mienert;  and Stefan Bünz
收藏  |  浏览/下载：5/0  |  提交时间：2019/11/27
methane  carbon dioxide  greenhouse gas emissions  marine biogeochemistry  Arctic Ocean  
Iron isotopes reveal distinct dissolved iron sources and pathways in the intermediate versus deep Southern Ocean 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2017, 114 (5) : 858-863
作者:  Abadie, Cyril;  Lacan, Francois;  Radic, Amandine;  Pradoux, Catherine;  Poitrasson, Franck
收藏  |  浏览/下载：0/0  |  提交时间：2019/11/27
iron isotopes  GEOTRACES  South Atlantic  Southern Ocean  remineralization