New York Times: Ive received a Your Dot contribution on gas leaks and global warming from Louis A. Derry, an associate professor in the earth and atmospheric sciences department at Cornell University. Its a critique of one element in Gangplank to a Warm Future, an Op-Ed article by Anthony R. Ingraffea, a professor of engineering at Cornell who is a prominent foe of expanded gas drilling using the bundle of methods commonly known as fracking. Youll find it below. But first heres a little context. In a...