Charlie Barrett walks through an oilfield in New Mexico's southeastern desert, where the air smells of rotten eggs and old pumpjacks sit among shrub oaks, and turns on an infrared camera that can detect emissions from oil and gas equipment.
The U.S. on Tuesday renewed for six months a license authorizing a group of U.S. oil service companies to preserve assets in Venezuela, keeping long-standing restrictions that prevent them from drilling, processing or handling any Venezuela-origin barrel of oil.
Oil production in Iraq's Kurdistan region continues to drop as export flows to Turkey's Ceyhan port show few signs of restarting after a stoppage that has lasted almost two months.
Alberta authorities hope cooler temperatures and showers forecast for the coming week will help firefighters battling blazes in the oil-rich Canadian province, although storms could complicate efforts.
Authorities in Canada's main oil-producing province of Alberta have closed some parks and campgrounds and are urging residents to avoid activities that could enrage wildfires to avoid straining firefighting resources over the holiday weekend.