Which has been the main cause of desertification? A. Years of uncontrolled flooding
B. Herding & farming
C. Mild climate change
D. Sharp and unexpected changes in weather

answer; /// i do believe the correct answer is ( a

the earthquake in haiti was a magnitude of 7.0 according to the u.s geological survey yet the smaller earthquake in haiti killed more than 200,000 and left more than 1.2 million people homeless. the chile earthquake was a magnitude of 8.8 and 500 times more stronger but chile's earthquake only injured 712 people.