Feature Pages on Environmental Factors
Most of these features were first published in the park's newsletter, Spanning the Gap, (STG). For related pages in this website, look up the feature by year under:
Did You Know?
... that hemlock groves in Delaware Water Gap National Recreation Area are threatened by a non-native insect, the hemlock woolly adelgid. Hemlocks provide shade for spectacular rhodondenron, for trout streams, and for native wildflowers. As hemlocks weaken and die, they are cut down for your safety. More...