http://www.worldbank.org/en/programs/pricing-carbon Every ten years the overall global temprature will peak at a high or a low as the earth tilts on its axis as it spins. This means we get ten years where the temps are slightly increasing each year to a peak then start dropping again. We then get ten years where the temps are slightly decreasing each year to a low peak then start rising again. The earth has been steadily warming since the end of the last ice age and will continue warming up until the next. Weve started on car emissions and there are conspiracy theories rife on this atm. Whats your thoughts?