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The Nature Conservancy in Africa - Conservation in Africa

The Nature Conservancy in Asia Pacific - Conservation in Asia-Pacific

The Nature Conservancy in the Caribbean - Conservation in the Caribbean

The Nature Conservancy in Central America - Conservation in Central America

The Nature Conservancy in North America - Conservation in North America

The Nature Conservancy in the United States - Conservation in the United States

The Nature Conservancy in South America - Conservation in South America
How We Work in Pennsylvania © George C. Gress/TNC; © Tom Pawlesh  
Forests in PA © Charles DeCurtis/TNCCover Story: Our Working Forests
Pennsylvania’s forests provide incomes for people, habitat for wildlife and protection for our waterways. But they’re under attack. Discover how we’re preserving them.

Take a Quiz on Invasives
Do you know how many acres of wetland Purple loosestrife invades each year? 

Take our invasives quiz and test your knowledge of Pennsylvania's invasive species!
Loyalsock Creek in the Endless Mountains © Dave SpierFresh Water
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.
West Branch Wilderness vernal pool © George C. Gress/TNCRare Communities
Explore the special natural communities of Pennsylvania – barrens, wetlands, vernal pools, caves and more - and the globally rare species that depend on the Conservancy’s work.

Meet A Conservationist

Clifford L. Jones
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.

Slide Show

Prescribed burn at West Branch Wilderness Preserve © George C. Gress/TNC

See a slideshow of how the Conservancy uses controlled burns as part of a regular stewardship plan. 

 

Get Involved

TNC Staff and partners at the Butternut Island Photo Monitoring © George C. Gress/TNC
Exciting and important volunteer opportunities abound in Pennsylvania. Learn about opportunities in your neighborhood.


Images (top to bottom, left to right): Photos © George C. Gress/TNC (Prescribed burn at West Branch Wilderness Preserve); © Tom Pawlesh (Monarch butterflies on black-eyed susans); © Charles DeCurtis/TNC (Forests of Pennsylvania); © Dave Spier  (Morning mist lifts from the river rocks in this view of Loyalsock Creek in the Endless Mountains of PA); © George C. Gress/TNC (West Branch Wilderness vernal pool); Photo © TNC (Clifford L. Jones); © George C. Gress/TNC (Prescribed burn at West Branch Wilderness Preserve); © George C. Gress/TNC (TNC Staff and partners at the Butternut Island Photo Monitoring)