US Geological Survey – Reports & Studies
© Robert Glenn Ketchum
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A new, three-dimensional water-modeling tool provides a detailed picture of how water flows below ground and how it relates to surface-water in rivers and canals in California’s Central Valley. — July 8, 2009 (pdf 188KB)
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"Wading through thousands of abstracts at the American Geophysical Union Conference can be a daunting task. In this USGS media tip sheet, we’ve done a lot of wading for you. Selected and compressed for your convenience, here are some of the newest, most exciting science topics that the USGS will present at AGU. Tips are presented in chronological order with session numbers and a summary..." – December 12, 2008 (pdf 617KB)
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