Reuters: A major national park in Canada’s Arctic has been largely closed after record high temperatures caused flooding that washed away hiking trails and forced the evacuation of tourists, an official said on Friday. Every year around 500 people visit Auyuittuq National Park, which covers over 19,000 square km (7,340 square miles) on Baffin Island and is dominated by the giant Penny ice cap. The park is popular with hikers and skiers. The combination of floods, melting permafrost and …