Each of the National Parks faces unique challenges from climate change, including increased heat.
An early spring can disrupt plant & animal behaviors and make it more difficult on farming.
On the current greenhouse emissions path, spring may start an average of three weeks earlier by 2100.
Take a look at how cold nights have been trending for various cities across the U.S.
Volatile precipitation patterns, with heavy rains followed by drought, can lead to ideal conditions for wildfires in some states.
Average March air temperatures in Montana from 1950 to the present.
Number of large wildfires on forested federal lands in the Northern Rockies region, including western Montana.
Montana's estimated wind power potential is about equal to the electricity consumed by the 19 lighted states.