Air Quality Related Values Inventory

Brown bear looking for food in Glacier Bay National Park and Preserve
Air quality impacts resources, including surface water, visibility, vegetation, wildlife, and soils.

NPS Photo

Air quality related values (AQRVs) are resources that may be adversely affected by a change in air quality. These include visibility, vegetation, water quality, soils, and wildlife. Inventory products on this page describe risk to AQRVs from air pollution for the 48 Class I national parks and 32 NPS inventory and monitoring networks.

Inventory Products




Nitrogen & Sulfur Acidification

Last updated: September 11, 2018


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