Carbon Positive: Tuesday, 10 August 2010 The latest session of UN climate talks in Bonn last week have only consolidated widespread apprehension that the 194 nations are still years away from their goal — a new comprehensive climate agreement to limit global warming to plus-2 degrees or perhaps less. As parties look ahead to the annual climate conference in Cancun, Mexico at the end of this year, it’s clear little progress has been made on the range of major issues holding back a deal; 2020 emissions …