► Study the flow diagram and the statements below.
► Click on the arrows (< >) either side of the statement box to view all the statements.
► As each statement is viewed click on the correct box on the flow diagram and the statement will appear.
► To change your mind click on another box on the flow diagram.
► Complete the flow diagram by placing a statement in each empty box and click 'Check' to see how many are correct.
► You can change the location of the statements by selecting the statement with the arrows (< >) and clicking on another box.
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► Click 'Help' to divide the statements into 2 groups.
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Key terms
Physical Causes
Increase in temperature means more evaporation and less condensation
Less rainfall
Human Causes
Population Increases
More demand for cash crops
Too many animals for the land
Grass ploughed up
Vegetation removed
Less protective cover from vegetation so soil is exposed to wind and rain. Increased risk of soil erosion.
DESERTIFICATION - The spread of the desert
Well done you have them all right.
out of are correct. Try again to get the correct answer.