The Summit International (191 countries) must give a sequel to the Protocol 1997 Kyoto fight against climate change. For, despite the efforts made since the Kyoto climate changes are accelerating, and the scientific predictions are alarming. Our emissions of greenhouse gases, which cause global warming are greater than expected.
The first consequences are already visible: the melting of glaciers and the poles, flooding or extreme drought, hundreds of thousands of climate refugees in the space of a century, the average temperature of the planet 's high of 0.74 ° C. This seems little, but behind this average hides huge differences. The average temperature rose by 1 ° C in Europe, but above 2 ° C to 4 ° C in the polar regions, threatening ecosystems already. 
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