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Spatial Coverage
- Colorado2
- Nevada2
- Adams County1
- Alabama1
- Alaska1
- Arctic National Wildlife Refuge1
- Arctic National Wildlife Refuge.1
- Beaverhead County1
- Boulder County1
- Brooks Range1
- Brooks Range.1
- Death Valley (Calif. and Nev.)1
- Delaware1
- Diego Garcia (British Indian Ocean Territory)1
- Idaho1
- Lemhi County1
- Mesa County1
- Montana1
- Nevada Test Site1
- New Jersey1
