By 2050, Europe desire to get a neutral impact on the emission of CO2, reducing between 80 and 95% of emissions.
In the US, by 2050, the Wind Power will be responsible for the 35% of eletrical production.
To measure the efficiency of each source we are taking in count the cost of the fuel, the cost of production, and the cost of dealing with the environmental damages.

The most efficient types of Renewable Energy are:

1. Wind
2. Geothermal
3. Hydro
4. Nuclear
5. Solar

The Wind Power, as the winner have a lot of advantages, like:

1. As January of 2016, it was providing 88 000 jobs only in the United States;
2. Generates over $128 billions in private investment between 2008 and 2015;
3. Doesn't pollute the environment;
4. Has low operation costs.