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Non‐annular atmospheric circulation change induced by stratospheric ozone depletion and its role in the recent increase of Antarctic sea ice extent

April 2009
John Turner, Josefino C. Comiso, Gareth J. Marshall, Tom A. Lachlan‐Cope, Tom Bracegirdle, Ted Maksym, Michael P. Meredith, Zhaomin Wang, Andrew Orr
Geophysical Research Letters
This study demonstrates that the annual mean extent of Antarctic sea ice has increased at a statistically significant rate since the late 1970s.Read More →

What caused the Sacramento River fall Chinook stock collapse?

March 2009
S. T. Lindley, C. B. Grimes, M. S. Mohr, W. Peterson, J. Stein, J. T. Anderson, L. W. Botsford, , D. L. Bottom, C. A. Busack, T. K. Collier, J. Ferguson, J. C. Garza, A. M. Grover, D. G. Hankin, R. G. Kope, P. W. Lawson, A. Low, R. B. MacFarlane, K. Moore, M. Palmer-Zwahlen, F. B. Schwing, J. Smith, C. Tracy, R. Webb, B. K. Wells, T. H. Williams
National Oceanic and Atmospheric Administration
This report reviews possible causes for the decline in Sacramento River fall Chinook salmon for which reliable data were available.Read More →

Prolonged Suppression of Ecosystem Carbon Dioxide Uptake After an Anomalously Warm Year

September 2008
John A. Arnone III, Paul S. J. Verburg, Dale W. Johnson, Jessica D. Larsen, Richard L. Jasoni, Annmarie J. Lucchesi, Candace M. Batts, Christopher von Nagy, William G. Coulombe, David E. Schorran, Paul E. Buck, Bobby H. Braswell, James S. Coleman, Rebecca A. Sherry, Linda L. Wallace, Yiqi Luo, David S. Schimel
Nature
This study suggests that more frequent anomalously warm years, a possible consequence of increasing anthropogenic carbon dioxide levels, may lead to a sustained decrease in carbon dioxide uptake by terrestrial ecosystems.Read More →

One-Third of Reef-Building Corals Face Elevated Extinction Risk from Climate Change and Local Impacts

July 2008
Kent E. Carpenter, Muhammad Abrar, Greta Aeby, Richard B. Aronson, Stuart Banks, Andrew Bruckner, Angel Chiriboga, Jorge Cortés, J. Charles Delbeek, Lyndon DeVantier, Graham J. Edgar, Alasdair J. Edwards, Douglas Fenner, Héctor M. Guzmán, Bert W. Hoeksema, Gregor Hodgson, Ofri Johan, Wilfredo Y. Licuanan, Suzanne R. Livingstone, Edward R. Lovell, Jennifer A. Moore, David O. Obura, Domingo Ochavillo, Beth A. Polidoro, William F. Precht, Miledel C. Quibilan, Clarissa Reboton, Zoe T. Richards, Alex D. Rogers, Jonnell Sanciangco, Anne Sheppard, Charles Sheppard, Jennifer Smith, Simon Stuart, Emre Turak, John E. N. Veron, Carden Wallace, Ernesto Weil, Elizabeth Wood
Science
This study´s results emphasize the widespread plight of coral reefs and the urgent need to enact conservation measures.Read More →

Attributing Physical and Biological Impacts to Anthropogenic Climate Change

May 2008
Cynthia Rosenzweig, David Karoly, Marta Vicarelli, Peter Neofotis, Qigang Wu, Gino Casassa, Annette Menzel, Terry L. Root, Nicole Estrella, Bernard Seguin, Piotr Tryjanowski, Chunzhen Liu, Samuel Rawlins, Anton Imeson
Nature
This article concludes that anthropogenic climate change is having a significant impact on physical and biological systems globally and in some continents.Read More →

Human-Induced Changes in the Hydrology of the Western United States

January 2008
Tim P. Barnett, David W. Pierce, Hugo G. Hidalgo, Celine Bonfils, Benjamin D. Santer, Tapash Das, Govindasamy Bala, Andrew W. Wood, Toru Nozawa, Arthur A. Mirin, Daniel R. Cayan, Michael D. Dettinger
Sciencexpress
This report describes a regional, multivariable climate-change detection and attribution study that focuses on the changes that have already affected a primarily arid region with a large and growing population.Read More →