Check out our whole series on ENERGY! bit.ly/1BnH5zu Subscribe: bit.ly/iotbs_sub Twitter: @okaytobesmart ↓ More info and sources below ↓ We’ve heard news of “peak oil” and “the end of the oil age” for years now, but we keep coming up with ways to find and pump more of it to the surface. Rising CO2 levels and the changing climate that results from burning fossil fuels mean that we should probably stop using oil sooner rather than later, though. Let’s take a look at history and see how we’ve used different fuels, so that we might figure out when and how to make oil a thing of the past. LEARN MORE: Special thanks to Sheril Kirshenbaum and the Webber Energy Group at the University of Texas at Austin for their help with this series. www.webberenergygroup.com/ Check out their awesome online course “Energy 101” to learn about energy and energy policy from A to Z! www.energy101.com/ And to find out what people think about energy, check out the UT Energy Poll: www.utenergypoll.com/ Have an idea for an episode or an amazing science question you want answered? Leave a comment or check us out at the links below! Follow on Twitter: twitter.com/okaytobesmart twitter.com/jtotheizzoe Follow on Tumblr: www.itsokaytobesmart.com Follow on Instagram: instagram.com/jtotheizzoe ----------------- It’s Okay To Be Smart is written and hosted by Joe Hanson, Ph.D. Follow me on Twitter: @jtotheizzoe Email me: itsokaytobesmart AT gmail DOT com Facebook: www.facebook.com/itsokaytobesmart Google+ plus.google.com/+itsokaytobesmart For more awesome science, check out: www.itsokaytobesmart.com Produced by PBS Digital Studios: www.youtube.com/user/pbsdigitalstudios Joe Hanson - Creator/Host/Writer Joe Nicolosi - Director Amanda Fox - Producer, Spotzen Inc. Kate Eads - Associate Producer Andrew Matthews - Editing/Motion Graphics/Animation Katie Graham - Director of Photography John Knudsen - Gaffer Theme music: “Ouroboros” by Kevin MacLeod Other music via APM Stock images from Shutterstock, stock footage from Videoblocks ----------------- Last week’s video: Does the Moon Orbit the Earth? www.youtube.com/watch?v=3cJ3AemeUFM More videos: Why Does February Have 28 Days? www.youtube.com/watch?v=AgKaHTh-_Gs Why Vaccines Work www.youtube.com/watch?v=3aNhzLUL2ys Why Are Some People Left-Handed? www.youtube.com/watch?v=NPvMUpcxPSA Where Does the Smell of Rain Come From? www.youtube.com/watch?v=lGcE5x8s0B8