फ्री वीडियो देखें GCNP: Water Temperature & Flow Variations

(88.9 MB) 13 May 2016 को जोड़ा गया 198 बार खेला गया पानी Nature
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GCNP: Water Temperature & Flow Variations

एनिमेशन का विवरण:

What you need to know to deal with cold Colorado River water, treating hypothermia, and how water level fluctuations will effect the way you camp by the river.

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