Several groups that often are at odds over environmental rules are on the same side when it comes to easing methane regulations at oil and gas sites. The Pennsylvania Department of Environmental Protection joined major oil and gas companies, environmental groups and lawmakers from both parties last week in urging the Trump administration not to go through with its proposal to eliminate methane control requirements from well sites and pipelines across the country. The U.S. Environmental Protection Agency is proposing to roll back rules adopted in 2016 that require companies to identify and stop methane leaks from new and modified...