This puts enormous pressure on the environment, contributing to deforestation and desertification in these countries.
nearly one fifth of the world's land is threatened with desertification
But there has been no other time in the history of the world when greenhouse gases, airborne methane and mercury, desertification , and deforestation have been around.
The rest of the Arab lands are threatened by desertification due to anthropogenic activities including overgrazing.
The UN in 2000 reported that half of all land in South Asia has lost agricultural potential because of desertification .
The litany of contemporary change includes global warming, ozone loss, soil erosion, deforestation, desertification , collapsing fisheries, and disappearing aquifers.
Threatened by erosion, desertification , overgrazing and global warming, cedar forests in the Moroccan Middle Atlas Mountains are going through a hard time.
One root cause of desertification and deforestation is the use of wood as the basic source of energy, with the consequent loss of trees and degradation of the soil.
In Ghana, a three-day workshop will focus on medicinal plants, conserving fresh water, renewable energy and desertification .
Despite the massive amount of land claimed by expanding desertification each year, the phenomenon receives only infrequent attention, perhaps because the effects seldom seem to transcend international borders.