Water pollution is everywhere, and pollutants range from oil to fertilizers. Bring the concept to life by demonstrating the difficulties in getting particular pollutants out of water.

Participate in three activities that look at the earth's limited water supply and the changes water goes through as it enters each phase of the water cycle. The resource is complete with three activities that demonstrate the changing...

What kind of impact do humans have on watersheds? Find out in a lesson that defines, explores, and promotes ways to protect our watersheds. The ultimate goal of the lesson is for learners to discover how a watershed is impacted by...