A magnitude 6.3 earthquake rattled a wide area of south-central Alaska, including Anchorage, on Tuesday, the U.S.

An earthquake of 6.9 magnitude struck off the thinly-populated community of Nikolski in the U.S. state of Alaska on Monday, the U.S. Geological Survey said.

The Arctic is warming at a rate almost twice the global average, making climate change’s effects there far more intense and rapid than any other ecosystem in the world.

In a new study published today, scientists from the U.S.

A 5.8 magnitude earthquake hit Alaska about 75 miles (121 km) northwest of Anchorage on Wednesday at a depth of 71 miles (115 km), the U.S. Geological Survey reported.

The first vessel in Royal Dutch Shell's Arctic drilling fleet has embarked from Washington state to Alaska ahead of its planned resumption of oil and gas exploration in the remote region this summe

Several environmental groups sued the United States on Tuesday to derail Royal Dutch Shell PLC's plan to drill in the Arctic Ocean as soon as July.

Alaskans can attest, energy in The Last Frontier is expensive.

Fjords from Alaska to Norway soak up potentially damaging carbon from the atmosphere, making the steep-sided inlets an overlooked natural ally in offsetting man-made climate change, a study showed

Investigators are reviewing the cause of an oil production pipeline breach on Alaska's North Slope where upwards of 4,000 gallons (15,100 liters) of fluid spilled, state officials said on Monday.

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