India, Dec. 2 -- For the past 20 years, the world has been haggling about who will cut greenhouse gas emissions and how much.

It was a nail-biting end that came in a no-ball game. For the past 20 years, the world has been haggling about who will cut greenhouse gas emissions and how much. In the same 20 years, the science of climate change has become more certain. The world is beginning to witness what the future will look like - more extreme events like the typhoon Bopha and the tropical storm Sandy are expected to cripple life and livelihoods across the world. In fact, as the leader of the Philippine delegation emotionally pointed out, the world is running out of time -- his ocean nation has seen 17 killer typhoons in the past year.

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