Carolyn Mahan

Backpacking on a path in the woods

Nature Conserved, History Preserved

From the days trees stretched from one end of the state to the other, to the rise of awareness of our impact on the environment and the beginnings of Earth Day, Brian Black works to explore and preserve Pennsylvania's environmental history.
A Chinchilla in Machu Picchu, Cusco, Peru

In Search of Chinchillas

Professor Carolyn Mahan started out looking for wild chinchillas in Peru—believed to be extinct—and instead found half a dozen species of other rare wild mammals.