After Paris: Now what for world climate? Scattered over different sections of the 31-page document, the measures collectively make up what has become known as a "ratcheting up" mechanism......The first step will be a stock-taking in 2018, two years before the agreement enters into force, of the overall impact of countries' progress in abandoning fossil fuels like oil, coal and gas in favour of renewable sources like solar and wind. "From now, on, the smart money will no longer go into fossil fuels, but into cleaner energy, smarter cities, and more sustainable land use."
