Paris climate change summit

The federal Conservatives say Environment Minister Catherine McKenna needs to repay money paid to a photographer during a climate change conference in Paris last year.

Republican presidential hopeful would rip up non-binding Paris climate deal if he becomes president next year, saying it's only a means to "government power."

...but deal pushes Canadians down a path that will profoundly change how they heat their homes, earn their livings and move around.

Every country made compromises to get the deal done, but some got more than others by the time the gavel dropped on Saturday.

The real challenge will be to go fossil fuel free by 2050, the environmental advocacy group states.

As world governments finally grasp the nettle of climate change, environmental organizations are warning that Paris marks the start of a long road ahead to zero emissions.

Climate experts from around he world celebrate today's landmark climate agreement reached in Paris.

The latest on the U.N. climate conference outside Paris (all times local):

Environment Minister Catherine McKenna said there was "good co-operation" on issues considered a priority for Canada.

NDP Leader Tom Mulcair demanded to know whether Trudeau's new Liberal government would reduce greenhouse gas emissions in 2016.