To stop climate change, the nation must "stop coal," a top environmental architect urged during a speech at Ramapo College's conference on climate change. Edward Mazria, who has led efforts nationwide to build more-energy-efficient buildings, said the only way to control global warming is "an immediate moratorium on all new coal-fired power plants in the United States" and a phaseout of older coal plants. "Climate change is the greatest challenge we have ever faced," he told an audience of more than 400 at the conference. "Either we get it under control or we face very dramatic consequences." Mazria is the...