A discovery of 125,000 lowland gorillas in the Congo basin changes population estimates of the critically endangered species, although threats from poachers and little funding for staff and operations present ongoing challenges. The Wildlife Conservation Society's president discusses the difficulties…

The Environmental Protection Agency on Friday delayed making a decision about whether human health and welfare are being harmed by greenhouse gas pollution. In a federal notice, the agency instead called for more public comment, essentially bumping the decision to…