No one really knows the true cost to humanity of an extra tonne of, say, carbon dioxide put into the air.
No one really knows the true cost to humanity of an extra tonne of, say, carbon dioxide put into the air.
Taxes already account for approximately 35 per cent of the price at the pump.
The Alberta government plans to cap greenhouse gas (GHG) emissions in the province at 100 megatonnes (Mt) annually.