Watch Bill Nye The Science Guy Season 5 Episode 12 Online
-
- COUNTRIES: United States of America
- Subtitles: English
Dirt, sand, and rock from the Earth’s surface gets blown, sliced, torn, swallowed and distributed all over the world. What was yesterday’s hill is tomorrow’s flat plain. The planet looks a lot different than it did when it formed four and a half billion years ago. The force of erosion, the slow wearing away of the land, has never ceased.