By Dan Levin | The New York Times ON THE TLICHO WINTER ROAD, Northwest Territories — In Canada’s northern latitudes, the frigid winter means freedom. That is when lakes and rivers freeze into pavements of marbled blue ice. For a few months, trucks can haul fuel or lumber or diamonds or a moose carcass to the … Continue reading Ice Roads Ease Isolation in Canada’s North, but They’re Melting Too Soon