noun
- a geographic area that shares the same air mass, typically bounded by topographical features
Usage: environmental science
Examples
- The Los Angeles airshed is bounded by mountains and the Pacific Ocean.
- Pollution from one city can affect the entire airshed.
- Scientists study airsheds to understand regional air quality patterns.
- The valley forms a natural airshed where pollutants can become trapped.
- Environmental regulations often consider airshed boundaries when setting emission limits.
- Weather patterns within an airshed can influence smog formation.