KEY

Task 4:  The Intergovernmental Panel on Climate Change (IPCC) February 2007, Paris.         

                                                                                                         

extremely likely - more than 95%

very likely - more than 90%

likely - more than 60%

more likely than not - more than 50%

unlikely - less than 33%

very unlikely - less than 10%

extremely unlikely - less than 5%

 

+ probable, possible