What Lies Beneath the Desert Sands?

Discover what lies beneath the sand in deserts. Contrary to popular belief, 80% of deserts are not covered in sand, but rather bare earth, revealing the bedrock and clay of a dried-out ecosystem. Learn about the unique erosion patterns and climate that shape different types of deserts, such as sand, pebble, and rock deserts in this video. Find out where the sand comes from and what you would find if you vacuumed up all the sand in a arid desert.