An ecoregion is an area of comparable geography. It may contain areas of similar elevation, aspect, weather patterns, or vegetation. Use the ecoregion color-key below to view more information and photo pairs that feature changes occurring there.
Exploring Land Cover Change Through Repeat Photography
Denali National Park and Preserve
An ecoregion is an area of comparable geography. It may contain areas of similar elevation, aspect, weather patterns, or vegetation. Use the ecoregion color-key below to view more information and photo pairs that feature changes occurring there.