ESSAY ANSWERS

A major challenge in maintaining water quality was not even known until the 1970’s. The chemical pollution is leaking from landfills and toxic waste dumps into our aquifers which is where most of the population in the U.S. gets their…

Water pollution is caused by natural events such as a volcano eruption and flooding. These natural disasters challenge the quality of water that we receive. Another primary challenge is controlling nonpointsource pollutants; these are areas in which pollution occur but…