New Scientist: The phrase "it’s not fair" is not just the preserve of petty childhood tantrums — you hear it a lot in climate negotiations between global leaders too. Now, a proposal to force rich people everywhere to stick to personal emissions targets offers hope for a fairer climate deal. The plan was put forward by Heleen de Coninck of the Princeton Environmental Institute at the Copenhagen climate congress last week. The Kyoto protocol, which will expire in 2012, divvies up emissions …