Solar panels on a residential property in Hude am Dummer, Lower Saxony, Germany.

- Image ID: B0DH05
Clynt Garnham Renewable Energy / Alamy Stock Photo
Image ID: B0DH05
In Germany more than 300,000 solar systems have been installed in three years and micro-generation provides nearly 12% of all the country's electricity. Householders can earn 8% to 10% returns on investing in their own home systems and in some cases pay their mortgages with income earned.
Location: Hude am Dummer, Lower Saxony, Germany.