what type of source is solar energy?

Solar energy is a renewable and sustainable energy source that has been used for centuries to power various applications, including electricity generation, water heating, and transportation. It is considered one of the most promising sources of clean energy due to its abundance, non-polluting nature, and low environmental impact. Solar energy can be harnessed through photovoltaic cells, thermal collectors, or concentrated solar power plants. The technology behind these systems continues to improve, making it more efficient and affordable over time.