Seven of the most common forest trees in Europe have been shown to be able to shelter their genetic diversity from major shifts in environmental conditions. This is despite their ranges having shrunk ...
The Eastern hemlock is the Pennsylvania state tree and plays a vital role in the health of cold-water streams with native brook trout populations, but like many trees throughout the state, it is under ...
Climate change is making it harder to predict when or if Maine's fall foliage will reach its colorful zenith. The annual color reveal begins when the shorter days and colder temperatures of autumn ...