Turnbull chalks up a symbolic victory in Paris, but may struggle to achieve more | Lenore Taylor

The move to ratify Kyoto 2 signals to the international community that Australia's attitudes have changed, but also illustrates the bind the PM finds himself in with the Coalition party room

Malcolm Turnbull came to the Paris climate meeting with good intentions but no political room to do much to prove them.

His big pledge - to ratify Kyoto 2 - was an almost perfect example of his dilemma.