| World agricultural land area: 5,366,407,899 ha | World arable land area: 1,659,194,560 ha | World permanent crops land area: 4,977,760,598 ha |
| World permanent pasture land area: 3,707,194,088 ha | World forest and woodland area: 4,104,183,434 ha | World nonarable and nonpermanent land area: 11,408,784,201 ha |
| World all otder land area: 3,568,164,078 ha | Africa agricultural land area: 1,139,891,660 ha | Africa arable land area: 239,935,440 ha |
| Africa permanent crops land area: 32,535,609 ha | Africa permanent pasture land area: 899,939,854 ha | Africa forest and woodland area: 687,300,297 ha |
| Africa nonarable and nonpermanent land area: 2,722,631,091 ha | Africa all otder land area: 1,140,189,202 ha | Asia agricultural land area: 1,802,446,882 ha |
| Asia arable land area: 605,978,933 ha | Asia permanent crops land area: 83,029,430 ha | Asia permanent pasture land area: 1,196,443,544 ha |
| Asia forest and woodland area: 569,531,393 ha | Asia nonarable and nonpermanent land area: 2,491,689,622 ha | Asia all otder land area: 81,927,056 ha |
| S America agricultural land area: 734,493,939 ha | S America arable land area: 152,951,903 ha | S America permanent crops land area: 345,906,865 ha |
| S America permanent pasture land area: 581,542,036 ha | S America forest and woodland area: 930,933,186 ha | S America nonarable and nonpermanent land area: 1,600,290,919 ha |
| S America all otder land area: 73,534,165 ha | Source: Zhang WJ et al. Environmental Monitoring and Assessment, 2006, 119:609-620 | |
Over 75% of the earth's terrestrial biomes were altered as a result of human residence and land uses.