Please provide evidence of the effect that carbon taxes have had on climate, that the  Europeans have had for sometime now.As well provide the documentation that shows how hoping that the world will magically use less carbon because of taxes will reverse or even slow climate change. When you are at read the results of the Paris Accord which will indicate that countries won't meet their goal of holding temperature increases to 2 degrees. Further explain fully how a small country like Canada, population wise, hopes to achieve anything when their next door neighbour who is ten times larger has opted out of a carbon tax, believing that it is useless.