5E Protecting Water Resources

Safe Drinking Water

A look into how municipal water is treated so as to be safe to drink. Duration: 4:39.

Reverse Osmosis

A look at semipermeable membranes and reverse osmosis for purifying water. Duration: 5:04.

Water Pollution

A quick review of point and nonpoint source water pollution followed by a more in depth discussion of dissolved oxygen. Duration: 4:46.

 

Wastewater Treatment

A walk-through the steps of wastewater treatment from primary, secondary, to tertiary treatment. Duration: 5:32.