The first recorded survey of Bighorn Sheep on Pikes Peak was in 1949 when 205 were counted. Annual counts have been conducted ...

Many urban canopies across U.S. cities are dominated by only a handful of tree types, putting them at risk of being wiped out ...

Recent cuts to the U.S. Forest Service could affect the maintenance of popular hiking trails during peak season. NPR's Ayesha Rascoe speaks with Jeff Kish of the Pacific Northwest Trail Association.