Environmental
Across
- 4. that serves as a measure of the environmental conditions that exist in a given locale
- 8. occurs when runoff from rain and snowmelt carries pollutants into waterways such as rivers, streams, lakes, wetlands, and even groundwater
- 10. forms a protective barrier that prevents ultraviolet sunlight radiation from the sun from reaching the Earth's surface
Down
- 1. gases that are emitted into the air from products or processes
- 2. any single identifiable source of pollution from which pollutants are discharged
- 3. the rise or increase in the contaminated substances caused by the intoxicating environment
- 5. a family of poisonous, highly reactive gases
- 6. forms when primary pollutants react in the atmosphere
- 7. an air pollutant emitted directly from a source
- 9. air pollution that reduces visibility