Secretary of state, Rex Tillerson, signs a commitment to curb greenhouse gas emissions and to extend scientific cooperation in the Arctic region

Environmental campaigners were given some hope that the US may stick to its commitments under the Paris climate change treaty when Rex Tillerson, the US secretary of state, signed a commitment to protect the Arctic and extend scientific co-operation.

He was speaking at the end of a meeting of the eight-nation Arctic Council in Alaska, a consultative body dedicated to sustaining the Arctic.

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Source: Guardian Climate Change