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Welcome to the ESSC Web page...

Founded within the College of Earth and Mineral Sciences in 1986, the Earth System Science Center (ESSC) maintains a mission to describe, model, and understand the Earth's climate system. ESSC is one of seven centers supported by the Earth & Environmental Systems Institute.

The climate can be viewed as a complex interacting set of components including the oceans, atmosphere, cryosphere, and biosphere. Within the ESSC, we are engaged in studies that aim to understand both these individual components, and the interactions between them.

Our approach involves:

Highlights...

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ESSC Director responds to RA-10 Investigation findings (1 July 2010)
Penn State's RA-10 Investigation into Dr. Michael E. Mann has concluded. He responds, "I am pleased that the last phase of Penn State's investigation has now been concluded, and that it has cleared me of any wrongdoing. These latest findings should finally put to rest the baseless allegations against me and my research."
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Read RA-10 Final Report >>
Mann and Kozar release 2010 Atlantic hurricane season prediction
ESSC director Dr. Michael Mann and graduate student Michael Kozar have recently released their prediction for the 2010 Atlantic hurricane season, which runs from 1 June to 30 November. Mann and Kozar predict an extremely active season due to warmer than average sea surface temperatures in the tropical Atlantic Ocean and projections of near-neutral or slightly cool ENSO conditions.
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AAASAlley elected Fellow of the American Academy of Arts and Sciences
ESSC scientist Dr. Richard Alley has been chosen to be a fellow of the American Academy of Arts and Sciences (AAAS). He was elected in recognition of his contributions to research and outreach in climate change. Alley is a leading expert in glaciology and is well-known for his research using ice cores from Greenland and West Antarctica.
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Diefendorf et al., 2010Ancient leaves help researchers understand future climate
Graduate students Aaron Diefendorf and Kevin Mueller have recently published a paper in Proceedings of the National Academy of Sciences looking at signature of carbon in fossilized plants. They hope studying two natural non-radioactive isotope of carbon from past warming events can reveal clues into possible ecological responses to future climate change. Diefendorf's advisor, ESSC scientist Dr. Kate Freeman, is a co-author on the publication.
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