Tens of millions of people could be driven from their homes by encroaching deserts, particularly in sub-Saharan Africa and Central Asia, a report says.
The UN report suggests that new farming practices, such as encouraging forests in dryland areas, were simple measures that could remove more carbon from the atmosphere and also prevent the spread of deserts.
"Things like ecotourism or using solar energy to create other activities."
Friday, June 29, 2007
More than 200 experts from 25 countries produced a report that warns of a grim outlook if we do not combat the growing problem of advancing deserts.