Sierra Club Websites
Sierra Club Pennsylvania Chapter
Sierra Club National
Other Pennsylvania Groups
Allegheny Group Bucks Group Governor Pinchot Group
Kittatinny Group Lake Erie Group Lehigh Valley Group
Northeastern Group Otzinachson Group Southeastern Group
Local Outdoor/Environmental Organizations
Allegheny Defense Project
Working for the protection of the natural heritage of the Alleghenies.
Audubon Pennsylvania
All about birds and wildlife protection in Pennsylvania.
Clearwater Conservancy
Dedicated to land protection and watershed stewardship in Central PA.
Eastern Native Tree Society
Searching for, studying, and enjoying the native trees of our area.
EcoAction
Student environmental activism at Penn State University.
Elm Street Community
Environmentally-themed beautification project in Bradford, McKean County.
Friends of Allegheny Wilderness
Promoting federal wilderness protection for the most pristine areas of Allegheny National Forest.
GroundWork Farms
Community-supported agriculture and sustainable farming project in Penns Valley.
Keystone Trails Association
Information on all of Pennsylvania's hiking trails and hiking clubs.
Mountain Bike Pennsylvania
Info on biking clubs, trails, and events across Pennsylvania.
Pennsylvania Organization for Watersheds and Rivers
Advocates for the protection and stewardship of PA's water resources.
People Protecting Communities
Grassroots coalition to stop the Centre County Landfill.
Rails-to-Trails Conservancy
Promoting the conversion of abandoned railroads to valuable recreational trails.
Save Our Allegheny Ridges
Dedicated to saving South-Central PA ridges from uncontrolled wind power development.
Spring Creek Alliance
Coalition of conservation, sportsmen's, and community groups for the proper stewardship of Spring Creek Canyon.
State College Bird Club
Preserving wild birds and a love for the natural world.
Trips for Kids
Non-profit organization promoting outings for kids in Central PA.
Western Pennsylvania Conservancy
Land trust organization for preserving Pennsylvania's natural places.
Government/Political Websites
ActionPA
Research and organizing for Pennsylvania environmental justice.
Center for Sustainability
Penn State University institute for alternative energy and sustainable technologies.
Centre County Solid Waste Authority
Everything from community recycling programs to building a green-friendly home.
Chesapeake Research Consortium
Government and industry group for the protection of the Chesapeake Bay watershed.
Environmental Defense Scorecard
Find and evaluate sources of pollution in your area.
PA Power Port
Official portal website for the Commonwealth of Pennsylvania and state government.
PA Wilds
News on the multi-agency PA Wilds tourism and conservation program.
PennEnvironment
Statewide anti-pollution public research and advocacy group.
PennFuture
Advocacy group for environmentally sound public policy in Pennsylvania.
Pennsylvania Department of Conservation and Natural Resources
Government guide to state parks, forests, hunting, and resource management.
Pennsylvania Environmental Network
News and resources for Pennsylvania grassroots activists.
PoliticsPA
One-stop source for everything happening in Harrisburg.
This page last updated 01/25/08.