Above-zero temperatures are rapidly melting the snow cover in Luleå, prompting questions about the future of winter.

Unusually rapid warming and sleet in Lule, Sweden, created extremely icy conditions, leading to the suspension of bus services and a yellow warning for sudden ice, as temperatures rose from -12 to -1 degrees Celsius.

In Fort Simpson, the weather is still not cold enough to open the community's ice rink. Young athletes in the community say they are struggling to adapt.

Canada loves its ice, and outdoor hockey is part of the nation's cultural identity. So what happens when winters get too warm for backyard rinks?

Tom McGuire, a 79-year-old Haines author and backcountry adventurer, fell through the ice while skating alone on Chilkoot Lake, triggering an extensive search by local volunteers and state officials.