A collection of links debunking the myth the humans are not causing climate change
The Scientific Case for Human-Induced Global Warming
How do we really know humans are causing global warming?*
Natural and Anthropogenic Climate Change
How much of the recent CO2 increase is due to human activities?
The Human Hand in Climate Change
Myth 'Natural emissions dwarf human emissions'
Attribution of 20th Century climate change to CO2
Polar warming 'caused by humans'
Humans cause climate change, US body accepts