Paperback (01 Jan 2021)
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Out of stock
"This report recounts the 2019 efforts marking the 150th anniversary of John Wesley Powell's 1869 expedition down the Green and Colorado Rivers. This educational campaign included repeating Powell's route covering nearly 1,000 river miles and captures a snapshot of the river system 150 years later and of the USGS today"--.
| ISBN: | 9781411343962 |
| Publisher: | U.S. Department of the Interior, U.S. Geological Survey |
| Imprint: | U.S. Department of the Interior, U.S. Geological Survey |
| Pub date: | 01 Jan 2021 |
| DEWEY: | 508.79 |
| DEWEY edition: | 23 |
| Language: | English |
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