noun
- geographical areas that share a common flow of air, within which air pollutants may affect air quality throughout the region
Usage: environmental science; plural of airshed
Examples
- The EPA monitors pollution levels across multiple airsheds in the region.
- Mountain ranges often define the boundaries between different airsheds.
- Industrial emissions in one part of an airshed can affect air quality miles away.
- Scientists study airsheds to understand how pollutants move through the atmosphere.
- Urban airsheds typically have higher concentrations of vehicle emissions.
- Weather patterns determine how pollutants circulate within airsheds.