Faced with the very real prospect that the U.S. under Donald Trump would withdraw from international action on climate change, Canada's first ministers surprised us all in early December by agreeing to a "Pan-Canadian Framework on Clean Growth and Climate Change," with only Saskatchewan and Manitoba holding out.

Things have been moving at warp speed in the Canadian "climate wars."

Last week, the federal Liberals passed a bill ratifying the Paris Agreement. As expected, it was done without first concluding an agreement on climate change with the provinces and territories. To add oil to that particular fire, the...

Prime Minister Justin Trudeau addresses United Nations Leaders
from around the world gathered to sign the Global Climate Agreement. (Photo: Albin Lohr-Jones/Pacific Press/LightRocket via Getty Images)

In my previous blog, I suggested that Prime Minister Justin Trudeau needed to pull back...

Prime Minister Trudeau has just changed his mind again on climate change. After admitting at the recent G20 meetings in China that Canada is "not ready" to ratify the Paris Agreement, Trudeau has now decided to ratify it before any agreement on carbon pricing has been...