Green Power is a term used to describe the use of renewable energy sources such as SOLAR, wind, and hydropower. The term 'Green Power' is often used to refer to electricity generated from these sources. In this crossword, the solution for the term 'Green Power' is 'SOLAR', which is a form of renewable energy that is generated by capturing the sun's energy. SOLAR power is a clean, renewable energy source that can be used to generate electricity and heat water.