On a winter day in Northern Canada, the cold feels absolute. Snow squeaks underfoot and rivers lie silent beneath thick ice.

Situated in northwest Canada beside Alaska, the Yukon is one of North America’s last great undiscovered destinations, home to Mount Logan, the planet’s largest non polar icefields and vast untouched ...

Mississippi River levels are low this fall season—for the third year in a row. “The timing couldn’t be worse,” says Jon Davis, chief meteorologist at Everstream Analytics. “October is a critical month ...