All Flashcards
What is the effect of fertilizer runoff on water quality?
Eutrophication, algal blooms, and oxygen depletion.
What is the effect of untreated sewage discharge on water quality?
Contamination with pathogens and organic matter.
What are the potential health impacts of water pollution?
Gastrointestinal illnesses and waterborne diseases.
Why is it important to distinguish between point and nonpoint source pollution?
Different sources require different management and regulatory strategies.
What is the goal of the Clean Water Act?
To make all water 'fishable and swimmable'.
How does runoff contribute to nonpoint source pollution?
Runoff carries pollutants from diffuse sources into water bodies.
What are the four categories of environmental hazards?
Physical, chemical, biological, and cultural.
What does the Clean Water Act regulate?
Discharge of pollutants into waterways.
What is required to discharge point source pollution under the Clean Water Act?
A permit.
What type of funding does the Clean Water Act provide?
Money for sewage treatment plants and wetland protection.