Sustainability Starts Small | Melanie Georgiev | TEDxBrighton College Dubai Youth

Have you ever forgotten to turn off a light switch. I have too. But have you ever wondered how much of a difference that makes.Millions of people around the world forget to turn off their lights per day. That alone uses enough energy to power 30,000 houses for 24 hours. The world uses a lot of energy to power the lights for your house each day.And this energy doesn't just come out of thin air. Natural resources like coal, oil, and natural gas are limited but needed to make energy. If we keep the habit of uh ...