Reuters: Delivering her first speech as the top U.S. environmental steward, Gina McCarthy on Tuesday pre-empted a frequent mantra of the agency's critics - that the Environmental Protection Agency's regulations disrupt the economy and cost jobs. The benefits derived from rules to address climate change and protect the environment far outweigh their costs, McCarthy said. She was confirmed by the U.S. Senate on July 18 as EPA administrator. "Can we stop talking about environmental regulations killing jobs...