ClimaTea Schedule (Fall 2009) Tuesdays 3-4pm in the Geological Museum, Room 418 September Tuesday, September 8th, 3pm Article: R. Lindzen and Y. Choi (2009) 'On the determination of climate feedbacks from ERBE data' Presenter: Itay Halevy     Tuesday, September 15th, 3pm Article: D. Kaufman (2009) 'Recent Warming Reverses Long-Term Arctic Cooling' Article: E. Post (2009) 'Ecological Dynamics Across the Arctic Associated with Recent Climate Change' Presenter: Prof. Dan Schrag     Tuesday, September 22nd, 3pm Article: H. Kim et al. (2009) 'Impact of Shifting Patterns of Pacific Ocean Warming on North Atlantic Tropical Cyclones' Article: E. Di Lorenzo et al. (subm.) 'ENSO and the North Pacific Gyre Oscillation: an integrated view of Pacific decadal dynamics' Presenter: Jake Gebbie     Tuesday, September 29th, 3pm Articles: Comiso, et. al. (2008) 'Accelerated decline in the Arctic sea ice cover' Zhang, et. al. (2008) 'What drove the dramatic retreat of arctic sea ice during summer 2007?' Presenter: Ethan Butler     October Tuesday, October 6th, 3pm Speaker: Jessica Tierney Title: 'Coordinated hydrological change in the Indo-Pacific region during the last two millenia: New insights from hydrogen isotopes' Reading: Delia Oppo, et. al. (2009) '2000-year-long temperature and hydrology reconstructions' J.M. Russell, T.C. Johnson (2007) 'Little Ice Age drought in equatorial Africa'     Tuesday, October 13th, 3pm Article: Clement, et. al. (2009) 'Observational and Model Evidence for Positive Low-Level Cloud Feedback' Supporting material Presenter: Joe Anderson     Tuesday, October 20th, 3pm Article: Tripati et al. (2009) 'Coupling of CO2 and Ice Sheet Stability Over Major Climate Transitions of the Last 20 Million Years' Article: Tripati et al. (2009) 'Coupling of CO2 and Ice Sheet Stability... Supplementary Material' Presenter: Kate Dennis     Tuesday, October 27th, 3pm Article: Sheen, White and Hobbs (2009) 'Estimating mixing rates from seismic images of oceanic structure' Presenter: Andy Rhines     November Tuesday, November 3rd, 3pm Speaker: Prof. Jeffrey Severinghaus Title: Insights into ice age Terminations from O-18 of Atmospheric O2 and noble gases trapped in bubbles from ice cores Reading: Severinghaus (2009) 'Monsoons and Meltdowns' Severinghaus et al. (2009) 'Oxygen-18 of O2 Records the Impact of Abrupt Climate Change on the Terrestrial Biosphere' Cheng et al. (2009) 'Ice Age Terminations' Headly and Severinghaus (2007) 'A method to measure Kr/N2 ratios in air bubbles trapped in ice cores and its application in reconstructing past mean ocean temperature'     Tuesday, November 10th, 3pm Article: Z. Liu et al. (2009) 'Transient Simulation of Last Deglaciation with a New Mechanism for Bølling-Allerød Warming' Article: Z. Liu et al. (2009) 'Transient Simulation of Last Deglaciation... (supplement)' Presenter: Nathan Arnold     Tuesday, November 17th, 3pm Speaker: Dr. Michela Biasutti Title: 'Global Climate Change and Sahel Rainfall' Reading: Biasutti and Sobel (2009) 'Delayed Sahel Rainfall and Global Seasonal Cycle in a Warmer Climate'     Tuesday, November 24th, 3pm Article: Khatiwala, Primeau and Hall (2009) 'Reconstruction of the history of anthropogenic CO2 concentrations in the ocean' Article: Knorr (2009) 'Is the airborne fraction of anthropogenic CO2 emissions increasing?' Presenter: Tom Laakso     December Tuesday, December 1st, 3pm Article: Brierley, et. al. (2009) 'Greatly expanded tropical warm pool and weakened Hadley circulation in the early Pliocene' Supporting Material Presenter: Ji Nie                     Seminar Overview     Climate Seminars (2009 - 2010)     Climate Seminars (2008 - 2009)     Climate Seminars (2007 - 2008)     Climate Seminars (2006-2007)     Climate Seminars (2005-2006)     Climate Seminars (2004-2005)         > ClimaTea (Fall 2009)     ClimaTea (Spring 2009)     ClimaTea (Fall 2008)     ClimaTea (Spring 2008)     ClimaTea (Fall 2007)     ClimaTea (Spring 2007)     ClimaTea (Fall 2006)     ClimaTea (Spring 2006)     ClimaTea (Fall 2005)     ClimaTea (Spring 2005)     ClimaTea (Fall 2004)     ClimaTea (Spring 2004)         Questions? Email the organizers: Nathan Arnold Tom Laakso