Climate Change Attribution Archives

New climate models reveal faster and larger increases in Arctic precipitation than previously projected

Published:November 2021

Author(s):Michelle R. McCrystall, Julienne Stroeve, Mark Serreze, Bruce C. Forbes, & James A. Screen

Publisher:Nature Communications

This study demonstrates that the transition from a snow- to rain-dominated Arctic in the summer and autumn is projected to occur decades earlier and at a lower level of global warming than previously thought.Read More →

Globally resolved surface temperatures since the Last Glacial Maximum

Published:November 2021

Author(s):Matthew B. Osman, Jessica E. Tierney, Jiang Zhu, Robert Tardif, Gregory J. Hakim, Jonathan King, & Christopher J. Poulsen

Publisher:Nature

This study assesses drivers of temperature variability over the last 24 thousand years.Read More →

Global Carbon Budget 2021

Published:November 2021

Author(s):Pierre Friedlingstein, Matthew W. Jones, Michael O'Sullivan, Robbie M. Andrew, Dorothee C. E. Bakker, Judith Hauck, Corinne Le Quéré, Glen P. Peters, Wouter Peters, Julia Pongratz, Stephen Sitch, Josep G. Canadell, Philippe Ciais, Rob B. Jackson, Simone R. Alin, Peter Anthoni, Nicholas R. Bates, Meike Becker, Nicolas Bellouin, Laurent Bopp, Thi T. T. Chau, Frédéric Chevallier, Louise P. Chini, Margot Cronin, Kim I. Currie, Bertrand Decharme, Laique Djeutchouang, Xinyu Dou, Wiley Evans, Richard A. Feely, Liang Feng, Thomas Gasser, Dennis Gilfillan, Thanos Gkritzalis, Giacomo Grassi, Luke Gregor, Nicolas Gruber, Özgür Gürses, Ian Harris, Richard A. Houghton, George C. Hurtt, Yosuke Iida, Tatiana Ilyina, Ingrid T. Luijkx, Atul K. Jain, Steve D. Jones, Etsushi Kato, Daniel Kennedy, Kees Klein Goldewijk, Jürgen Knauer, Jan Ivar Korsbakken, Arne Körtzinger, Peter Landschützer, Siv K. Lauvset, Nathalie Lefèvre, Sebastian Lienert, Junjie Liu, Gregg Marland, Patrick C. McGuire, Joe R. Melton, David R. Munro, Julia E. M. S. Nabel, Shin-Ichiro Nakaoka, Yosuke Niwa, Tsuneo Ono, Denis Pierrot, Benjamin Poulter, Gregor Rehder, Laure Resplandy, Eddy Robertson, Christian Rödenbeck, Thais M. Rosan, Jörg Schwinger, Clemens Schwingshackl, Roland Séférian, Adrienne J. Sutton, Colm Sweeney, Toste Tanhua, Pieter P. Tans, Hanqin Tian, Bronte Tilbrook, Francesco Tubiello, Guido van der Werf, Nicolas Vuichard, Chisato Wada, Rik Wanninkhof, Andrew Watson, David Willis, Andrew J. Wiltshire, Wenping Yuan, Chao Yue, Xu Yue, Sönke Zaehle, and Jiye Zeng

Publisher:Earth System Science Data

This report describes and synthesizes data sets and methodology to quantify the five major components of the global carbon budget and their uncertainties.Read More →

WMO Greenhouse Gas Bulletin: The State of Greenhouse Gases in the Atmosphere Based on Global Observations through 2020

Published:October 2021

Author(s):World Meteorological Organization

Publisher:World Meteorological Organization, Global Atmosphere Watch

This report shows that the abundance of heat-trapping greenhouse gases in the atmosphere once again reached a new record last year, with the annual rate of increase above the 2011-2020 average.Read More →

Greater than 99% consensus on human caused climate change in the peer-reviewed scientific literature

Published:October 2021

Author(s):Mark Lynas, Benjamin Z Houlton, and Simon Perry

Publisher:Environmental Research Letters

This study concludes with high statistical confidence that the scientific consensus on human-caused contemporary climate change—expressed as a proportion of the total publications—exceeds 99% in the peer reviewed scientific literature.Read More →

Machine-learning-based evidence and attribution mapping of 100,000 climate impact studies

Published:October 2021

Author(s):Max Callaghan, Carl-Friedrich Schleussner, Shruti Nath, Quentin Lejeune, Thomas R. Knutson, Markus Reichstein, Gerrit Hansen, Emily Theokritoff, Marina Andrijevic, Robert J. Brecha, Michael Hegarty, Chelsea Jones, Kaylin Lee, Agathe Lucas, Nicole van Maanen, Inga Menke, Peter Pfleiderer, Burcu Yesil & Jan C. Minx

Publisher:Nature Climate Change

This article uses machine learning to infer that attributable anthropogenic impacts may be occurring across 80% of the world’s land area, while revealing that researchers have disproportionately focused on high-income countries.Read More →

Earth’s Albedo 1998–2017 as Measured From Earthshine

Published:August 2021

Author(s):P. R. Goode, E. Pallé, A. Shoumko, S. Shoumko, P. Montañes-Rodriguez, S. E. Koonin

Publisher:Geophysical Research Letters

This study attributes a recent drop in the Earth's reflectance to a warming of the eastern pacific.Read More →

Climate Change 2021: The Physical Science Basis

Published:August 2021

Author(s):Intergovernmental Panel on Climate Change

The IPCC's most up-to-date report on physical understanding of the climate system, concluding unequivocally that human activity is driving climate change in every part of the world. Read More →

Extent and Causes of Chesapeake Bay Warming

Published:June 2021

Author(s):Kyle E. Hinson, Marjorie A.M. Friedrichs, Pierre St-Laurent, Fei Da, Raymond G. Najjar

Publisher:Journal of the American Water Resources Association

This study quantifies Chesapeake Bay warming and its causes since 1985.Read More →

Greater Yellowstone Climate Assessment: Past, Present, and Future Climate Change in Greater Yellowstone Watersheds

Published:June 2021

Author(s):Steven Hostetler, Cathy Whitlock, Bryan Shuman, David Liefert, Charles Wolf Drimal, and Scott Bischke

Publisher:Greater Yellowstone Climate Assessment

This assessment presents an in-depth summary of past, historical, and projected future changes to temperature, precipitation, and water in the Greater Yellowstone Area.Read More →

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