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National Science Foundation
Use image map to navigate to contentWhat part do we play in the Earths changing climate?What can rock layers tell us about Earths history?How can we understand the forces that lead to earthquakes and volcanos?How can organisms live without sunlight?How do long-term changes affect Earths ecosystem?Click here for Flash plug-inMore
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macropore bubbling seepage and surface runoff Going with the flow?
Released April 23, 2015
News From the Field
dried trees in a forest Trees turned to snags: "Sudden Oak Death" fells California oaks in their prime
Citizen scientists assist with research on infectious plant disease
Released  May 1, 2015

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