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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:15/0  |  提交时间:2020/07/06
Dinosauria  extinction  end-Cretaceous  Chicxulub  Deccan  
Multiple transpolar auroral arcs reveal insight about coupling processes in the Earth's magnetotail 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (28) : 16193-16198
作者:  Zhang, Qing-He;  Zhang, Yong-Liang;  Wang, Chi;  Lockwood, Michael;  Yang, Hui-Gen;  Tang, Bin-Bin;  Xing, Zan-Yang;  Oksavik, Kjellmar;  Lyons, Larry R.;  Ma, Yu-Zhang;  Zong, Qiu-Gang;  Moen, Joran Idar;  Xia, Li-Dong
收藏  |  浏览/下载:14/0  |  提交时间:2020/07/06
aurora  solar-terrestrial interaction  magnetosphere  polar ionosphere  transpolar auroral arcs  
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:15/0  |  提交时间:2020/06/29
ice core  volcano  Okmok  Rome  climate forcing  
Vertical angular momentum constraint on lunar formation and orbital history 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (27) : 15460-15464
作者:  Tian, ZhenLiang;  Wisdom, Jack
收藏  |  浏览/下载:8/0  |  提交时间:2020/06/29
moon formation  orbital evolution  angular momentum  
Discovery of widely available abyssal rock patches reveals overlooked habitat type and prompts rethinking deep-sea biodiversity 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (27) : 15450-15459
作者:  Riehl, Torben;  Woelfl, Anne-Cathrin;  Augustin, Nico;  Devey, Colin W.;  Brandt, Angelika
收藏  |  浏览/下载:10/0  |  提交时间:2020/06/22
hydroacoustics  remote sensing  geobiodiversity  habitat mapping  polymetallic nodules  
A seawater throttle on H-2 production in Precambrian serpentinizing systems 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (26) : 14756-14763
作者:  Tutolo, Benjamin M.;  Seyfried, William E., Jr.;  Tosca, Nicholas J.
收藏  |  浏览/下载:8/0  |  提交时间:2020/06/22
serpentinization  Precambrian  atmosphere redox state  origins of life  
Spontaneous formation of geysers at only one pole on Enceladus's ice shell 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (26) : 14764-14768
作者:  Kang, Wanying;  Flierl, Glenn
收藏  |  浏览/下载:8/0  |  提交时间:2020/06/22
Enceladus  icy moon  planetary science  
How canyons evolve by incision into bedrock: Rainbow Canyon, Death Valley National Park, United States 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (26) : 14730-14737
作者:  Zhang, Li;  Li, Tiejian;  Wang, Guangqian;  Kwang, Jeffrey S.;  Nittrouer, Jeffrey A.;  Fu, Xudong;  Parker, Gary
收藏  |  浏览/下载:10/0  |  提交时间:2020/06/22
canyon  bedrock  incision  uplift  knickpoint  
Greater flood risks in response to slowdown of tropical cyclones over the coast of China 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (26) : 14751-14755
作者:  Lai, Yangchen;  Li, Jianfeng;  Gu, Xihui;  Chen, Yongqin David;  Kong, Dongdong;  Gan, Thian Yew;  Liu, Maofeng;  Li, Qingquan;  Wu, Guofeng
收藏  |  浏览/下载:16/0  |  提交时间:2020/06/22
tropical cyclones  translation speed  local rainfall totals  flood risks  
The Nd-142/Nd-144 variations in mantle-derived rocks provide constraints on the stirring rate of the mantle from the Hadean to the present 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (26) : 14738-14744
作者:  Hyung, Eugenia;  Jacobsen, Stein B.
收藏  |  浏览/下载:5/0  |  提交时间:2020/06/22