https://en.wikipedia.org/wiki/Renewable_energy Windmills

The EU target is to produce 20% of all its energy needs from renewables by 2020 and it has already reached 15%!

In the EU, the leading countries for making savings are Germany, Sweden, France, Italy and Spain, which account for two-thirds of the total savings on the continent. 

Is it enough to stop the global warming? 

What can we do to speed up the process?