As southern Pakistan grapples with deadly flooding along the Indus River, residents of another country with a lengthy history of floods may be wondering if it could happen here. With three coasts, nearly 900,000 lakes and more than 8,500 rivers, significant flooding events are part of Canada’s past and its future. They’re also Canada’s most expensive and most common natural hazards, according to Public Safety Canada, affecting hundreds of thousands of Canadians.