| http://www.w3.org/ns/prov#value | - You need some years for that and we have got at best a 300 year observation record with over 2/3rds imprecise.Still the indications can get stronger.A few points to make:- Even if a change in weather patterns is established it does not necessarily mean it is caused by warming.- Even if warming is established then it is not proven that it is caused by CO2 or other human activities.
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