largest share of emissions 96 percent about a quarter of Canada's greenhouse gas emissions agridustrial side of ghg emissions for Canada grown by 42 percent agridustrial side of ghg emissions for Canada a quarter of Canada's greenhouse gas emissions Environment and Climate Change Canada agridustrial side of ghg emissions for Canada largest share of emissions 96 percent 63 megatonnes of carbon-dioxide equivalent in 2015 agridustrial side of ghg emissions for Canada about a quarter of Canada's greenhouse gas emissions In Canada, the largest share of emissions transportation emissions agridustrial side of ghg emissions for Canada