For this week, watch the videos in the module, and answer the following;

1.  Why was Allan Savoy’s video on Desertification so ground-breaking?  

2. Which climate regions are most prone to desertification?  How does it occur?  Be sure to read chapters 18, 19, 20 and lectures.

3.  Identify which natural process (which soil process-see ch 18) is stimulated by herds? 

4.  How may this solution reduce global warming? 

Please make your answer approximately 400 words for all three questions.

Video links