4. Droughts and Desertification

Areas at risk: regional and local scales

The global water crises

Drought risk Map – source

Compare the above map with the one below of Total Annual Rainfall – source

Source: http://www.eldoradocountyweather.com/

Causes of droughts

Causes of desertification

Desertification in the Sahel – causes and solutions

Effects of droughts and desertification on people and the environment

Mass migration of people and animals

Premature crops and food shortages

Crop devastation

Refugees

Damage to buildings

Management strategies – case studies.

How to green the world’s deserts and reverse climate change