What is the key concept for this section? List four ways to reduce and prevent pollution of coastal waters. List six ways to reduce surface water pollution from nonpoint sources. List seven federal...

What is the key concept for this section? List four ways to reduce and prevent pollution of coastal waters. List six ways to reduce surface water pollution from nonpoint sources. List seven federal laws aimed at reducing water pollution in the United States. Describe U.S. successes and failures with using these laws to reduce point-source water pollution. List seven ways to strengthen the Clean Water Act and describe opposition to such proposals. What is a septic tank and how does it work? Define primary sewage treatment and secondary sewage treatment and explain how they are used to treat wastewater.