Sustainable energy refers to energy sources that are renewable and have minimal impact on the environment. Examples include solar, wind, and hydroelectric power. These energy sources help reduce greenhouse gas emissions and reliance on fossil fuels, contributing to a cleaner planet. Environmental solutions encompass strategies and technologies aimed at protecting and restoring the environment. This includes practices like recycling, conservation, and the use of green technology. By implementing these solutions, communities can improve air and water quality, preserve natural habitats, and promote biodiversity, ensuring a healthier ecosystem for future generations.