Environmental Science
Desertification: Causes and Reversal Techniques
Quick fact
Over 2 billion people depend on drylands that are at risk of desertification, and the process could displace 50 million people by 2030 if left unchecked.
Why this is interesting
Imagine a lush forest turning into barren sand within a few decades—yet this is exactly what's happening across the globe. What forces can transform living soil into a desert, and can we ever reverse that process?