Alternate form of energy can refer to any type of energy that is not derived from fossil fuels, such as SOLAR energy. SOLAR energy is a renewable energy source that is generated by harnessing the power of the sun's rays. It is a clean and sustainable form of energy that can be used to generate electricity, heat water, and power homes and businesses. SOLAR energy is becoming increasingly popular as an alternative form of energy due to its environmental benefits and cost-effectiveness.