Measure thirty years' worth of average temperatures from 1971 to year 200. Now do the same thirty year measurement from 1981 to 2010 and compare the difference. The state that's seen the biggest temperature increase? Colorado. But all of the Rocky Mountain states have seen big increases, and there isn't a single state in the country that isn't warmer now than 30 years ago. Summit County Citizens Voice.
While large parts of the U.S. government, including a majority in Congress, continue to deny the reality of climate change, the U.S. Forest Service is not among them. The service gets to see the reality up close. See here for a list of the climate change presentations available on their site.
Wildfire Today has a report on climate change and wildfires. Read it and weep. In thirty years, there may be no forests left in Yellowstone National Park.