Globe and Mail: This week could mark a turning point in Canada's struggle to shed its international image as a climate-change laggard, but could also lay bare the fault lines running through the country's attempts to deal with what many would argue is the defining environmental struggle of the century.
While Ontario will join Quebec in implementing cap and trade, British Columbia has instead opted for a simpler carbon tax. Saskatchewan, meanwhile, is looking to new green technologies. Alberta, for its part, is...