- Pennsylvania Department of Conservation and Natural Resources
 - Information on hiking, mountain biking, fishing, backpacking, boating, hunting, wildlife, cross country skiing, and other outdoor activities. - Pennsylvania Forest Lands Beautification Program
- Aggressively trying to clean up the illegal dumps that have been identified on Pennsylvania's state forest and park lands. From the Pennsylvania Department of Conservation and Natural Resources.
- Pennsylvania Geologic Survey
- Explores, collects, preserves, and disseminates impartial information on the state's geology, geologic resources, and topography.
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