"The tug of war over how much more fuel efficient new cars and trucks should be in coming years — a fight that once seemed all but settled — will play out again on Wednesday in a downtown Washington hotel."

"Texas on Monday edged toward recovery from the devastation of Hurricane Harvey as shipping channels, oil pipelines and refineries restarted some operations and authorities lifted an evacuation order for the area around a once-burning chemical plant."

"Oil refineries and chemical plants across the Texas Gulf Coast released more than 1 million pounds of dangerous air pollutants in the week after Harvey struck, according to public regulatory filings aggregated by the Center for Biological Diversity."

"The U.S. Energy Secretary has approved the release of up to 4.5 million barrels of crude oil from the Strategic Petroleum Reserve in response to the impact from Hurricane Harvey, the Department of Energy said on Friday."

"HOUSTON - Two key fuel pipelines were set to start up on Monday after certain segments in Texas were shut because of Hurricane Harvey, helping alleviate concerns about rising retail prices and the domestic distribution of gasoline and distillates."

"Gasoline futures surged on Wednesday to a two-year high while crude oil was down, as flooding and damage from Tropical Storm Harvey shut nearly a quarter of U.S. refinery capacity, curbing demand for crude while raising the risk of fuel shortages."

"Gov. Rick Snyder on Wednesday ordered an accelerated and “aggressive” review of Enbridge Energy operations and maintenance procedures after the company revealed that at least two areas on twin pipelines running under the Straits of Mackinac are missing enamel coating."

"The Federal Energy Regulatory Commission has approved construction of a high-pressure pipeline that will carry natural gas from the shale fields of Appalachia, across northern Ohio and into Michigan and Canada, a decision likely to be a death blow for project opponents concerned about safety and property rights."

"ExxonMobil acknowledged Tuesday that Hurricane Harvey damaged two of its refineries, causing the release of hazardous pollutants."

"Even as the floodwaters continue to rise in East Texas, it's clear that Hurricane Harvey will force a new reckoning over major energy and climate policy questions."