The document discusses wastewater (sewage) treatment and its importance. It explains that wastewater is water that has been used and now contains waste products. If not treated properly, too much waste in confined areas can cause problems. Modern wastewater treatment plants clean wastewater in a similar way that nature does, only much faster, in order to allow the water to be reused. The document emphasizes that all water is ultimately recycled and there is no "away" to throw things, so we must properly treat wastewater.

2. Wastewater Or … After you go … where does it go?

9. The Modern Sewage Cycle Sewage Cycle Shower or flush Sewers Treatment Plant Treated Effluent Potable Water How it all works

15. Please take care of it … … this is all the water we have!

16. 75% of Earth is water Remaining 25% 97% of the water is ocean (salt water) Remaining 3% is fresh water Most of this is locked up in icecaps and glaciers (2.38%) This tiny sliver represents the 0.62% of Earth’s water that is in lakes, rivers, and underground sources The white (0.6%) is the underground water and the peel ( 0.02% ) is surface fresh water