A look at what we know and don't yet know about how climate change could affect the paths of these storms — and the all-important question of how often they'll make landfall.
Old Man Winter doled out a medley of punishment across Canada on Wednesday as freezing rain encased southern Ontario, cold and snow swept across the Prairies and heavy snow blanketed the East Coast.
From The Gambia to the US, sea salt is increasingly seeping into the freshwaters people need for drinking and producing food.