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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  
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  
Massive formation of early diagenetic dolomite in the Ediacaran ocean: Constraints on the "dolomite problem" 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (25) : 14005-14014
作者:  Chang, Biao;  Li, Chao;  Liu, Deng;  Foster, Ian;  Tripati, Aradhna;  Lloyd, Max K.;  Maradiaga, Ingrid;  Luo, Genming;  An, Zhihui;  She, Zhenbing;  Xie, Shucheng;  Tong, Jinnan;  Huang, Junhua;  Algeo, Thomas J.;  Lyons, Timothy W.;  Immenhauser, Adrian
收藏  |  浏览/下载:17/0  |  提交时间:2020/06/16
Doushantuo Formation  clumped isotope  early diagenesis  carbonate geochemistry  early oceans  
Estimating US fossil fuel CO2 emissions from measurements of C-14 in atmospheric CO2 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (24) : 13300-13307
作者:  Basu, Sourish;  Lehman, Scott J.;  Miller, John B.;  Andrews, Arlyn E.;  Sweeney, Colm;  Gurney, Kevin R.;  Xu, Xiaomei;  Southon, John;  Tans, Pieter P.
收藏  |  浏览/下载:14/0  |  提交时间:2020/06/09
fossil fuel CO2  radiocarbon  atmospheric inverse modeling  
Fire mosaics and habitat choice in nomadic foragers 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (23) : 12904-12914
作者:  Bird, Rebecca Bliege;  McGuire, Chloe;  Bird, Douglas W.;  Price, Michael H.;  Zeanah, David;  Nimmo, Dale G.
收藏  |  浏览/下载:13/0  |  提交时间:2020/06/01
ideal free distribution  positive density dependence  niche construction  historical ecology  hunter-gatherer mobility  
Imperfect transparency and camouflage in glass frogs 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (23) : 12885-12890
作者:  Barnett, James B.;  Michalis, Constantine;  Anderson, Hannah M.;  McEwen, Brendan L.;  Yeager, Justin;  Pruitt, Jonathan N.;  Scott-Samuel, Nicholas E.;  Cuthill, Innes C.
收藏  |  浏览/下载:7/0  |  提交时间:2020/06/01
camouflage  color change  edge diffusion  glass frog  transparency  
Migratory behavior and winter geography drive differential range shifts of eastern birds in response to recent climate change 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (23) : 12897-12903
作者:  Rushing, Clark S.;  Royle, J. Andrew;  Ziolkowski, David J., Jr.;  Pardieck, Keith L.
收藏  |  浏览/下载:9/0  |  提交时间:2020/06/01
Breeding Bird Survey  species distribution modeling  occupancy modeling  range shifts  migration  
Thermogenic carbon release from the Central Atlantic magmatic province caused major end-Triassic carbon cycle perturbations 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (22) : 11968-11980
作者:  Heimdal, Thea H.;  Jones, Morgan T.;  Svensen, Henrik. H.
收藏  |  浏览/下载:9/0  |  提交时间:2020/05/20
Central Atlantic magmatic province  end-Triassic extinction  C cycle perturbations  C cycle modeling  
In situ X-ray diffraction of silicate liquids and glasses under dynamic and static compression to megabar pressures 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (22) : 11981-11986
作者:  Morard, Guillaume;  Hernandez, Jean-Alexis;  Guarguaglini, Marco;  Bolis, Riccardo;  Benuzzi-Mounaix, Alessandra;  Vinci, Tommaso;  Fiquet, Guillaume;  Baron, Marzena A.;  Shim, Sang Heon;  Ko, Byeongkwan;  Gleason, Arianna E.;  Mao, Wendy L.;  Alonso-Mori, Roberto;  Lee, Hae Ja;  Nagler, Bob;  Galtier, Eric;  Sokaras, Dimosthenis;  Glenzer, Siegfried H.;  Andrault, Denis;  Garbarino, Gaston;  Mezouar, Mohamed;  Schuster, Anja K.;  Ravasio, Alessandra
收藏  |  浏览/下载:12/0  |  提交时间:2020/05/20
amorphous silicates  high pressure  shock compression  static compression  XFEL diffraction  
Aseismic transient slip on the Gofar transform fault, East Pacific Rise 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (19) : 10188-10194
作者:  Liu, Yajing;  McGuire, Jeffrey J.;  Behn, Mark D.
收藏  |  浏览/下载:8/0  |  提交时间:2020/05/13
oceanic transform faults  earthquake rupture segmentation  aseismic transients  seismic swarms