evidence: There is no factual data to back up global warming; real scientists don’t know whether CO2, solar sunspots or natural activity cause global warming [...] CLAIM "It’s a good thing that we are putting some more carbon dioxide in the atmosphere. The scientific method has not been applied in such a way as to prove that carbon dioxide is causing the Earth to warm." [...] There is overwhelming evidence that current climate change is significantly caused by human carbon emissions contrary to claim in Townhall