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Making America's Best Idea Even Better
Grand Canyon National ParkHouse Rock Rapid
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Grand Canyon National Park
River Trip Orientation Video - Chapter 2
Water Temperature and Flow Variations
Chapter 2 - Water Temperature and Flow Variations - Windows Media & Quicktime Versions
 
Non-Commercial River Trip Orientation Video
Chapter 2 - Duration 3:01 
Water Temperature and Flow Variations
Since the creation of the Glen Canyon Dam in the 1960's, the temperature of the Colorado River through Grand Canyon National Park is very cold. Here are some safety tips and precautions.

To preview this chapter: (Quicktime movie)
Click on the player, then click on the play button.
Or, copy and paste the link below into your Quicktime Player.
http://mms.nps.gov/ram/imr/river002.mov
or visit the iTunes River Podcast Channel

Download link for the Windows Media Version:
http://mms.nps.gov/ram/imr/100_02water03-02.wmv

Download the Transcript for Chapter Two (14kb PDF File)   

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PLANTS IN THE GRAND CANON  

Did You Know?
There are approximately 1,737 known species of vascular plants, 167 species of fungi, 64 species of moss and 195 species of lichen found in Grand Canyon National Park. This variety is largely due to the 8,000 foot elevation change from the river up to the highest point on the North Rim.
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Last Updated: June 20, 2008 at 19:35 EST