We're working with you to make a positive impact around the world in more than 30 countries, all 50 United States and your backyard. Support our work
For more than 50 years, The Nature Conservancy has worked to protect Pennsylvania's most important natural treasures for future generations. The Conservancy is working on exciting projects to conserve Pennsylvania's forests, rivers and rare habitats.
Sproul Forest at West Branch Wilderness in Pennsylvania in United States, North America. George C. Gress
PA's forests provide incomes for people, habitat for wildlife and protection for our waterways. Discover how we’re preserving them.
Our rivers carry freshwater for thousands of farms, millions of people and uncounted wildlife. But each faces its own threats, which we’re helping to combat.
Pride of Newt: Eggs scattered like jewels in West Branch Wilderness vernal pool Charles DeCurtis / TNC
Explore the special natural communities of PA – barrens, wetlands, vernal pools, caves – and the globally rare species that depend on the Conservancy's work.
Learn about our on-the-ground conservation work in Pennsylvania and around the world directly from our staff and supporters, in a new Question and Answer feature.
Individual landowners can play a critical role in the protection of vernal pools. Find out how in our new section on saving Pennsylvania's vernal pools.
Volunteers installing markers at the American Chestnut Planting workday in West Branch Wilderness George C. Gress / TNC
Exciting and important volunteer opportunities abound in Pennsylvania. Learn about opportunities in your neighborhood.
Conservancy scientists are bringing their scientific expertise to understanding how energy development could transform Pennsylvania’s forests and waters.
We need to act now, before it's too late. Watch the Video, Take Action
We're addressing Latin America's most pressing conservation issues. Read the Story