How much money is needed to stave off the worst effects of climate change? - COP21

Subscribe to France 24 now: FRANCE 24 live news stream: all the latest news 24/7 Of all the hurdles on the road to Paris there’s one that could really trip the deal up. To reduce C02 output and adapt to a changing climate we need a lot of money. In 2009 wealthy countries had a bright idea: since we caused most of the emissions we’ll pay the developing world... Their promise: 100 billion dollars per year by 2020. So the UN created its own piggy bank known as th