The environmental benefits of using renewable energy technologies include significant reductions in greenhouse gas emissions and pollution. Renewable sources like solar, wind, and hydropower produce energy without the harmful byproducts associated with fossil fuels. This shift helps combat climate change and promotes sustainability. Additionally, renewable energies reduce dependency on finite resources, leading to energy security, and often create local job opportunities in installation and maintenance. Overall, incorporating renewables contributes to a cleaner and more sustainable energy future.