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Invasive grasses increase fire occurrence and frequency across US ecoregions 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2019, 116 (47) : 23594-23599
作者:  Emily J. Fusco;  John T. Finn;  Jennifer K. Balch;  R. Chelsea Nagy;  and Bethany A. Bradley
收藏  |  浏览/下载:7/0  |  提交时间:2019/11/27
invasive grass  nonnative plant  fire regime  grass-fire cycle  
Aspect controls the survival of ice cliffs on debris-covered glaciers 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2018, 115 (17) : 4369-4374
作者:  Buri, Pascal;  Pellicciotti, Francesca
收藏  |  浏览/下载:6/0  |  提交时间:2019/11/27
debris cover  ice cliffs  glaciers  High Mountain Asia  modeling  
Uranium isotope evidence for two episodes of deoxygenation during Oceanic Anoxic Event 2 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2018, 115 (12) : 2918-2923
作者:  Clarkson, Matthew O.;  Stirling, Claudine H.;  Jenkyns, Hugh C.;  Dickson, Alexander J.;  Porcelli, Don;  Moy, Christopher M.;  von Strandmann, Philip A. E. Pogge;  Cooke, Ilsa R.;  Lenton, Timothy M.
收藏  |  浏览/下载:8/0  |  提交时间:2019/11/27
oceanic anoxia  OAE  uranium isotopes  biogeochemical model  carbon cycle  
Coupling of pollination services and coffee suitability under climate change 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2017, 114 (39) : 10438-10442
作者:  Imbach, Pablo;  Fung, Emily;  Hannah, Lee;  Navarro-Racines, Carlos E.;  Roubik, David W.;  Ricketts, Taylor H.;  Harvey, Celia A.;  Donatti, Camila I.;  Laderach, Peter;  Locatelli, Bruno;  Roehrdanz, Patrick R.
收藏  |  浏览/下载:11/0  |  提交时间:2019/11/27
coffee  adaptation strategies  smallholder farms  suitability modeling  pollination  
Efficient transport of tropospheric aerosol into the stratosphere via the Asian summer monsoon anticyclone 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2017, 114 (27) : 6972-6977
作者:  Yu, Pengfei;  Rosenlof, Karen H.;  Liu, Shang;  Telg, Hagen;  Thornberry, Troy D.;  Rollins, Andrew W.;  Portmann, Robert W.;  Bai, Zhixuan;  Ray, Eric A.;  Duan, Yunjun;  Pan, Laura L.;  Toon, Owen B.;  Bian, Jianchun;  Gao, Ru-Shan
收藏  |  浏览/下载:9/0  |  提交时间:2019/11/27
Asian summer monsoon  stratospheric aerosol  small volcanoes  Asian Tropopause Aerosol Layer  pollution