Geography
United States
382 results
Alaska
125 results
National Petroleum Reserve
73 results
National Petroleum Reserve (Alaska)
71 results
California
46 results
Texas
24 results
North Slope
20 results
Gulf Coast (U.S.)
16 results
North Slope (Alaska)
13 results
Russia (Federation)
12 results
Mexico, Gulf of
11 results
China
10 results
Wyoming
9 results
Arctic National Wildlife Refuge (Alaska)
8 results
Colorado
8 results
Persian Gulf Region
8 results
Utah
8 results
Arctic Ocean
7 results
Australia
7 results
Gulf Coast
7 results
Mexico
7 results
Montana
7 results
Arctic National Wildlife Refuge
6 results
Louisiana
6 results
Powder River Basin (Wyo. and Mont.)
6 results
West (U.S.)
6 results
Africa, North
5 results
Arabian Peninsula
5 results
Libya
5 results
Middle East
5 results
New Mexico
5 results
North Dakota
5 results
Pacific Coast (U.S.)
5 results
Williston Basin
5 results
Algeria
4 results
India
4 results
Iran
4 results
Kern County
4 results
Midland Basin (Tex. and N.M.)
4 results
Pacific Coast
4 results
Permian Basin (Tex. and N.M.)
4 results
Siberia
4 results
États-Unis
4 results
Alberta
3 results
Appalachian Basin
3 results
Argentina
3 results
Asia
3 results
Canada
3 results
Caspian Sea Region
3 results
Colville River Delta
3 results
more…