When coal is mined, other minerals and metals are left behind. Learn more at:  http://www.CurrentCast.org.

Rain gardens help reduce the amount of untreated sewage that is dumped directly into rivers during heavy rains. Learn more at:  http://www.CurrentCast.org.

Recent changes to federal regulations help protect ground and surface water from toxic pollutants.  Learn more at:  http://www.CurrentCast.org.

Many municipalities spray a mixture of wastewater from gas and oil wells on their dirt and gravel roads. Learn more at:  http://www.CurrentCast.org.

Tiny brown butterflies known as bog coppers live in wetlands and feed on wild cranberry flowers. Learn more at:  http://www.CurrentCast.org.

About half of all the fish in the Great Lakes are in Lake Erie. Learn more at:  http://www.CurrentCast.org.

This Girl Scout program inspires girls to explore and protect streams. Learn more at:  http://www.CurrentCast.org.

Trees and shrubs help filter pollution before it gets into waterways. Learn more at:  http://www.CurrentCast.org.

When abandoned mines fill up with water, acid mine drainage pollutes nearby waterways.  Learn more at:  http://www.CurrentCast.org.

Students participate in clean-ups to keep trash from local neighborhoods out of the waters in Erie, Pennsylvania.  Learn more at:  http://www.CurrentCast.org.