Federal Plan to End State Mileage Standards Draws CriticismEmissions standards are closely linked with fuel economy requirements because vehicles pollute less if they burn fewer gallons of fuel.Associated Press
US Proposing Easing Rules on Climate-Changing Oil EmissionsThe oil and gas industry is the nation's primary source of methane emissions, according to the EPA, accounting for nearly one-third in 2016.Associated Press
US Lawmakers Challenge Rollback of Obama-era Methane RuleThe Bureau of Land Management said in a statement the rule was revised to cut back the regulatory burden.Associated Press
EPA Rolls Back Obama Rule on Coal-Fired Power PlantsEnvironmental groups promise court challenges to both rollbacks.Associated Press