1. Iceland
Iceland is known to get nearly all the power from renewable energy. They are blessed with rich geothermal resources and hydroelectic roaring river for power.
2. swiss
Switzerland is among several European countries on this list is also famous for its environmental and green efforts. But Switzerland is particularly important for their service and "crazy clean" mentality. Pure water is supplied from the alpine glaciers is very helpful to inspire!
3. cost rich
Costa rain forest conservation program known throughout the world. This is one who knows the country's most precious resource that needs to be protected.
4. Sweden
Scandinavian countries invest in clean environment, and Sweden ranked first for Northern Europe. Calculating the energy source is clean, efficient public transport (such as green-friendly rail network) and top notch health care as reasons for high ratings.