All Flashcards
Effect of fertilizer runoff?
Water pollution, eutrophication, and algal blooms.
Consequence of untreated sewage discharge?
Water contamination and disease spread.
Impact of smoke from factory smokestacks?
Air pollution and respiratory problems.
What are the effects of exposure to chemical hazards?
Can cause various health problems, including cancer and developmental issues.
What are the effects of exposure to biological hazards?
Can cause infectious diseases and illnesses.
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.
Define pollution.
Any substance or energy introduced into the environment that has harmful effects.
What is point source pollution?
Pollutants from a single, identifiable location.
What is nonpoint source pollution?
Pollutants from many diffuse sources, hard to pinpoint.
Define Best Practicable Technology (BPT).
Technology used for cleaning up point sources of pollution.
Define Best Available Technology (BAT).
Technology used for cleaning up toxins from pollution sources.
Define physical environmental hazards.
Hazards arising from natural processes posing risks to human health.
Define chemical environmental hazards.
Synthetic chemicals that our society manufactures that are hazardous.
Define biological environmental hazards.
Ecological interactions where hosts get sick after a virus or bacteria invades.
Define cultural environmental hazards.
Hazards resulting from our place of residence, socioeconomic status, and behavior.