Global Warming, Summary for Policymakers
This Summary for Policymakers Was Formally approved at the 9th Session of Working Group III of the IPCC, Bangkok, Thailand. 30 April - May 4 2007
English document that includes many synthetic graphics to better understand the greenhouse phenomenon and especially the possible "solutions" including taxation of a tonne of CO2 (CO2 quotas).
The document also shows the different possible sénarii econo-climatic.
More: carbon intensity