Hotting up?

Strange as it is may seem to environmentally minded Europeans, the fact remains that many Americans do not think much about global warming.

Letter from America Josh Moody

Could it not be, some wonder, that global warming, including its detrimental side effects like the shrinking polar cap, is merely the result of an unavoidable cyclical increase in global heat? If so rising temperatures are not ultimately due to gas-guzzling SUVs (Sports Utility Vehicles), and similar industrial pollutants.