Bloomberg Oil declined below $53 a barrel as the US continued to ramp up drilling, stoking concern that the nation’s surge in output this year will offset OPEC-led efforts to cut a global supply surplus. Futures fell as much as 1 percent in New York, paring last week’s 1.8 percent advance. US explorers added 11 rigs last week, capping …

  Bloomberg Iran, holder of the world’s biggest natural gas reserves, boosted output by inaugurating six projects at the giant South Pars offshore field. The country raised total production capacity at South Pars to 570 million cubic meters a day of gas, putting it almost on par with neighboring Qatar, which produces from an adjacent portion of the same deposit, …

  Bloomberg China’s natural gas production surged to a record last month and coal output rebounded as economic growth accelerated power use in the world’s largest energy user. Natural gas production in March rose 8.2 percent from the average of the first two months of the year to a record 13.6 billion cubic meters, according to data Monday from the …