Citizen Science in Grand Canyon
Channel: USGS
Date: 07/05/2014

http://gallery.usgs.gov/videos/780

"Citizen Science in Grand Canyon" is a 7min video that describes the ecology of the highly regulated Colorado River in Grand Canyon, and how a citizen science project is creating a deeper understanding of this unique ecosystem.  Note:  This video is produced by Freshwater Illustrated and all content, audio, and video is licensed by Freshwater.