Region
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Manitoba
1
Massachusetts
1
Mediterranean Region
1
Mediterranean region
2
Mexico
62
Mexico, Gulf of
21
Middle East
77
Middle West
3
Mississippi
2
Montana
3
Montréal
1
Mosul
1
Napo River (Ecuador and Peru)
1
National Petroleum Reserve
8
National Petroleum Reserve (Alaska)
1
Navajo Indian Reservation
1
Netherlands
3
New Jersey
3
New Mexico
2
New Sarpy
1
New York (State)
2
New Zealand
1
Niger River Delta
9
Niger River Delta (Nigeria)
3
Niger River Delta Region
1
Nigeria
22
Nile River Delta Region
1
North America
10
North Dakota
8
North Sea
3
North Slope
6
North Slope (Alaska)
2
North Slope Region
1
North Slope, Alaska
1
Northeastern States
6
Northern Tier Pipeline
1
Northwest, Pacific
1
Norway
8
Nova Scotia
1
Oil Creek Valley (Crawford County and Venango County, Pa.)
3
Oklahoma
8
Oman
2
Ontario
6
Ontario (Sud)
1
Ontario, Southern
2
Oriente
2
Pacific Area
3
Pacific Coast (U.S.)
1
Pacific States
4
Parque Nacional Yasuní
2
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