When he signed legislation last month that overhauled Colorado's energy regulations, Democratic Gov. Jared Polis declared an end to his state's oil and gas wars.

Orphan oil and gas wells are releasing almost 10% of the methane in some states and pose a safety threat by oozing oil. But there's no money to fix the problem.

Texas lawmakers appeared poised to pass a bill that will impose hefty prison sentences on protesters who damage pipelines and other "critical infrastructure."

Republican North Dakota Gov. Doug Burgum has threatened to sue over a new state law in Washington aimed at restricting the amount of oil that moves into Washington by rail.

Oil and gas operators in West Texas' Permian Basin are spewing millions of pounds of unauthorized air pollution, with state and federal regulators doing little to even monitor it, according to a watchdog group's report released today.