A world map showing male-female ratios. Dark blue to light blue (1 to more than 1): Saudi Arabia, China, Sudan. Orange to red (0.83 to 0.95): Mongolia, Colombia, Ukraine, Russia, U S A, Brazil, and Australia. The region near the South Pole has no data.
Class | Rank | Ratio of males to females | Approximate Form and Extent of Outcrop of Carbonate Rocks | Class | Rank | Kilocalories per day | Natural Gas Supply Areas | Earthquakes | Earthquakes | Earthquakes | Earthquakes | Earthquakes | Earthquakes | Earthquakes | Earthquakes | Earthquakes | D0 Abnormally Dry | D1 Drought - Moderate | D2 Drought - Severe | D3 Drought - Extreme | D4 Drought - Exceptional | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5.56% | 20.3% | 1 | 1 | 20.5% | 18.9% | 14.1% | 20.8% | 24.1% | ||||||||||||||
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