Yereth Rosen

More than 7.2 million cubic feet of natural gas escaped in a leak at a key Alaskan oilfield, forcing workers to evacuate and cutting production last month, operator ConocoPhillips and a state regulatory agency said.

More than 7.2 million cubic feet of natural gas escaped in a leak at a key Alaska oil field, forcing workers to evacuate and cutting production last month, operator ConocoPhillips and a state regulatory agency said.

A days-long natural gas leak has forced a partial evacuation at one of the biggest oil fields in North Slope, Alaska, local media reported on Tuesday, with one local official saying the gas was still leaking.

A days-long natural gas leak has forced a partial evacuation at one of the biggest oil fields in North Slope, Alaska, media reported on Tuesday, with one local official saying the gas was still leaking.

Forty-nine mushers and their teams of huskies trotted through Alaska's largest city on Saturday to start the 50th annual running of the Iditarod Trail Sled Dog Race, an event transformed by climate change and commercialism since its humble beginnings.

Every year since 1973, Alaska has celebrated the virtues of perseverance and fortitude by hosting the Iditarod, a 1,000-mile (1,610-km) dog sled race across the state's frozen wilderness that pushes its participants to the limits of endurance.

With marine heat waves helping to wipe out some of Alaska's storied salmon runs in recent years, officials have resorted to sending emergency food shipments to affected communities while scientists warn that the industry's days of traditional harvests may be numbered.

Alaska fishermen are used to coping with fickle weather and wild ocean waves. Now they face a new challenge: the United States’ trade war with China, which buys $1 billion in Alaskan fish annually.