Regens are a type of renewable energy technology designed to harness and convert natural resources into usable energy. They often utilize elements like wind, solar, or water to generate electricity, contributing to sustainable energy solutions. By reducing reliance on fossil fuels, regens play a crucial role in combating climate change and promoting environmental health. These systems can vary in size and application, from small-scale residential setups to large industrial installations. Common examples include solar panels, wind turbines, and hydroelectric dams. Each type of regen technology has its own benefits and challenges, but all aim to create cleaner energy for the future.