A cautionary tale, the windmills output approximates that of the country's nuclear sites, which are getting shut down.
The effect is to trade one low emission power source for another, leaving the bulk of the electrical production reliant on conventional power plants, many fueled by brown coal, an especially dirty fuel.
A better way to store power and a more aggressive implementation of a Europe wide power sharing infrastructure would help a lot, but technology gaps and political NIMBY opposition to big power transmission lines are real obstacles.