Major Canadian factories and power plants could soon pay more for their planet-warming emissions. Prime Minister Mark Carney is pushing to strengthen a federal policy that forces many industrial, manufacturing and electricity-generating facilities to reduce their carbon intensity. The aim is, in part, to make up the emissions reductions lost when Carney ended a carbon tax on gasoline, diesel and natural gas consumption. Carney’s administration is already negotiating potential rule changes with oil-rich Alberta, a province responsible for about a quarter of the country’s greenhouse gas emissions. The two aim to agree on changes by April 1. But with many provinces using their own carbon-pricing system, changing the federal standards could be politically difficult, experts said. Canada’s 10 provinces and three territories regulate several hundred factories and power plants. [to access the full story an E&E News subscription is required]