Founder’s Briefs: An occasional series where Mongabay founder Rhett Ayers Butler shares analysis, perspectives and story summaries. In a farmhouse overlooking the Upper Delaware River in the U.S., Barbara Yeaman found her life’s calling later than most. At 70, when many were winding down, she set about founding the Delaware Highlands Conservancy, a land trust that would eventually protect more than 20,000 acres (8,000 hectares) of forests, farms and wetlands. It was, she often said, simply a matter of doing what needed to be done. Yeaman, who died on April 6, aged 100, belonged to a generation that learned to act without fuss or spectacle. Born near Pittsburgh, she earned her pilot’s license during World War II to qualify for the Women Airforce Service Pilots, and later built a career in public education at the U.S. Environmental Protection Agency. Her move to Pennsylvania’s rural northeast in the 1980s coincided with bitter conflicts over land use as the federal government sought to protect the Upper Delaware River. Violence, suspicion and mistrust clouded the valley. Where others saw division, Yeaman saw an opening. Conservation easements — understated, voluntary agreements — would allow private landowners to preserve their property while maintaining their rights. It was an elegant solution that honored both the land and the fiercely independent spirit of its people. In 1994, after a cancer diagnosis sharpened her resolve, she founded the conservancy with $250 and a conviction that “if you don’t take a crack at something, it may never get done.”…This article was originally published on Mongabay