General Area of Sedimentary Formations Favorable to Oil
North AmericaEconomicPhysical EnvironmentGeologic formations in North America favorable to the location of petroleum
natureGeneral areas of sedimentary formations favorable to oil, shaded in blue: The northern region of Yukon, Northwest territories, and Nunavut. Northeastern (Halifax) and central states of America like New York, Oklahoma, Calgary, and Georgia.
General Area of Sedimentary Formations Favorable to Oil | Class | Rank | Ratio of males to females | Approximate Form and Extent of Outcrop of Carbonate Rocks | Tropical rain forest (Af) | Tropical monsoon (Am) | Tropical savanna (Aw) | Tropical, subtropical hot desert (BWh) | Midlatitude cold desert (BWk) | Tropical, subtropical hot steppe (BSh) | Midlatitude cold steppe (BSk) | Humid subtropical moist all year, hot summer (Cfa) | Marine West Coast (Cfb, Cfc) | Mediterranean (Csa, Csb) | Humid continental, hot summers (Dfa, Dwa, Dsa) | Humid continental, mild summers (Dfb, Dwb, Dsb) | Subarctic, cool summer (Dfc, Dwc, Dsc) | Tundra (ET) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 31.8% | 5.56% | 6.90% | 4.19% | 1.68% | 17.2% | 2.57% | 9.24% | 20.9% | 55.8% | 0.656% | 11.0% | 16.7% | 25.1% | 45.5% | 11.1% | ||||