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CPD Centres of Endemism: North America
TABLE 16. APPROXIMATE AREAS OF NORTH AMERICAN DESERTS
Unit Area (km2) Portion of
North American
desert area (%)

Great Basin Desert
Sonoran Desert
Mojave Desert
Chihuahuan Desert
Total desert

409,000
275,000
140,000
453,000
1,277,000

32.0
21.5
11.0
35.5
100.0
Warm deserts
Cold deserts
868,000
409,000
68.0
32.0
Source: MacMahon (1979).