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Asteroid impact, not volcanism, caused the end-Cretaceous dinosaur extinction 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (29) : 17084-17093
作者:  Chiarenza, Alfio Alessandro;  Farnsworth, Alexander;  Mannion, Philip D.;  Lunt, Daniel J.;  Valdes, Paul J.;  Morgan, Joanna, V;  Allison, Peter A.
收藏  |  浏览/下载:17/0  |  提交时间:2020/07/06
Dinosauria  extinction  end-Cretaceous  Chicxulub  Deccan  
Nutrient dilution and climate cycles underlie declines in a dominant insect herbivore 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (13) : 7271-7275
作者:  Welti, Ellen A. R.;  Roeder, Karl A.;  de Beurs, Kirsten M.;  Joern, Anthony;  Kaspari, Michael
收藏  |  浏览/下载:6/0  |  提交时间:2020/05/13
insect decline  global change  grasshopper  Acrididae  grassland  
Laminarin is a major molecule in the marine carbon cycle 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (12) : 6599-6607
作者:  Becker, Stefan;  Tebben, Jan;  Coffinet, Sarah;  Wiltshire, Karen;  Iversen, Morten Hvitfeldt;  Harder, Tilmann;  Hinrichs, Kai-Uwe;  Hehemann, Jan-Hendrik
收藏  |  浏览/下载:9/0  |  提交时间:2020/05/13
carbon cycle  laminarin  diatoms  glycans  diel cycle  
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  
Tracking emissions in the US electricity system 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2019, 116 (51) : 25497-25502
作者:  Jacques A. de Chalendar;  John Taggart;  Sally M. Benson
收藏  |  浏览/下载:8/0  |  提交时间:2020/02/18
carbon intensity of electricity  renewable energy policy  electricity system emissions factors  emissions embodied in electricity exchanges  
Mechanistic evidence for tracking the seasonality of photosynthesis with solar-induced fluorescence 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2019, 116 (24) : 11640-11645
作者:  Magney, Troy S.;  Bowling, David R.;  Logan, Barry A.;  Grossmann, Katja;  Stutz, Jochen;  Blanken, Peter D.;  Burns, Sean P.;  Cheng, Rui;  Garcia, Maria A.;  Kohler, Philipp;  Lopez, Sophia;  Parazoo, Nicholas C.;  Raczka, Brett;  Schimel, David;  Frankenberg, Christian
收藏  |  浏览/下载:24/0  |  提交时间:2019/11/27
solar-induced fluorescence (SIF)  remote sensing  gross primary production (GPP)  photosynthesis  evergreen forest  
African biomass burning is a substantial source of phosphorus deposition to the Amazon, Tropical Atlantic Ocean, and Southern Ocean 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2019, 116 (33) : 16216-16221
作者:  Barkley, Anne E.;  Prospero, Joseph M.;  Mahowald, Natalie;  Hamilton, Douglas S.;  Popendorf, Kimberly J.;  Oehlert, Amanda M.;  Pourmand, Ali;  Gatineau, Alexandre;  Panechou-Pulcherie, Kathy;  Blackwelder, Patricia;  Gaston, Cassandra J.
收藏  |  浏览/下载:10/0  |  提交时间:2019/11/27
dust  biomass burning  phosphorus  Atlantic Ocean  Amazon Basin  
Decadal trends in the ocean carbon sink 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2019, 116 (24) : 11646-11651
作者:  DeVries, Tim;  Le Quere, Corinne;  Andrews, Oliver;  Berthet, Sarah;  Hauck, Judith;  Ilyina, Tatiana;  Landschuetzer, Peter;  Lenton, Andrew;  Lima, Ivan D.;  Nowicki, Michael;  Schwinger, Jorg;  Seferian, Roland
收藏  |  浏览/下载:10/0  |  提交时间:2019/11/27
carbon dioxide  ocean carbon sink  terrestrial carbon sink  climate variability  carbon budget  
K isotopes as a tracer for continental weathering and geological K cycling 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2019, 116 (18) : 8740-8745
作者:  Li, Shilei;  Li, Weiqiang;  Beard, Brian L.;  Raymo, Maureen E.;  Wang, Xiaomin;  Chen, Yang;  Chen, Jun
收藏  |  浏览/下载:8/0  |  提交时间:2019/11/27
continental weathering  K isotopes  rivers  fractionation  K cycling  
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