Natural Visibility in Parks for Air Quality Conditions and Trends
National Park Service - Air Resources Division. 2020. Natural Visibility in Parks for Air Quality Conditions and Trends
This table lists natural visibility in parks for air quality conditions and trends. Natural visibility reflects the range of visibility conditions expected in the absence of human-caused air pollution. Natural visibility is location specific and varies across the U.S.
- Type
- Tabular Dataset
- Authors
- National Park Service - Air Resources Division
- Date of Issue
- 2020-11
- Keywords
- air, air conditions, haze index, natural conditions, natural visibility, visibility, visual range