This story was originally published by The Guardian and appears here as part of the Climate Desk collaboration. For tribal people in northern Alaska, a Republican tax overhaul that was hastily cobbled together in congressional backrooms 3,000 miles away has raised fears that their entire way of life could be erased from this frigid corner of the US. The Senate’s tax bill may land a decisive blow in a 30-year environmental battle over the Arctic national wildlife refuge, a vast untrammeled area hailed as America’s Serengeti by conservationists, by finally prising open the wilderness to oil and gas drilling.