Find it: In moorland, old native-pine woodland, and rocky areas of the open hill, especially in Scotland. ID: An evergreen shrub or small tree with densely growing, stubby blue-green needles ...

Previous studies reported that in response to warmer temperatures, the mountain pine beetle has substantially increased its geographic range, killing trees 450 miles further north in Canada and 2,000 ...

If you want to impress your friends with your tree knowledge on your next hike, check out the upcoming class from UI ...

including Rocky Mountain National Park. Climate change is facilitating the spread of invasive grasses in the park as well as pine bark beetles, which are killing millions of trees. These changes, ...