Washington Post: Beneath the tropical jungles of northeastern Ecuador lies a vast pool of oil, representing one-fifth of the small Andean country’s petroleum reserves and potentially billions of dollars in revenue. Directly above that pool, the Yasuni National Park is home to a diversity of wildlife that is among the richest on the planet, Ecuadoran and U.S. biologists say. Faced with these two treasures, Ecuador is pursuing an unusual plan to reap the oil profits without actually drilling for …