Goal 7, Affordable and Clean Energy, is about ensuring access to clean and affordable energy, which is key to the development of agriculture, business, communications, education, healthcare and transportation. 733 million people don¡¯t have access to electricity, about one in ten people worldwide. Ensuring universal access to affordable electricity by 2030 means investing in clean energy sources, expanding infrastructure and upgrading technology to provide clean energy in all developing countries, to encourage growth and help the environment.