Air quality can be impacted by local or regional sources (local wildfires) or from sources far away, such as industry on other continents.
Climate is the most fundamental driver of ecological condition.
Different habitats have specific soundscape characteristics that are important attributes of that natural system.
Glaciers are dominant and dynamic physical features and a major driver of landscape change.
Seasonal snowpack has a major influence on hydrology, vegetation, and wildlife.
Last updated: February 28, 2018