|
|
|
Water Primer: Part 2, The Hydrologic Cycle
Rogers, Danny H. Powell, G. Morgan Ebert, Kerri
|
|
The hydrologic cycle is nature’s water purification system. Its three main components are evaporation, precipitation, and runoff. 4 pages, color.
|
|
Creation Date: Mar 2012 |
|
|
|