Research Ecologists Cecil Schwalbe and Todd Esque will introduce the 2003 USGS video Sonoran Desert: Fragile Land of Extremes, present an update on recent research, and answer your questions.
Moderator: Leslie Gordon
Date Recorded: May 26, 2005
Length: 64 minutes
Download video (MPEG 4/H.264): may05.mp4 (203 MB)
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