It's not only about saving energy, it's about helping the planet.
Did you know that you could save hundreds of euros every year by just switching electricity and gas supplier? Also, you can switch to a provider with a greener portfolio for added commitment to the environment. It's best to review your supplier at least twice a year and think twice before signing up to long term contracts that restrict you from switching, unless there are considerable savings being offered.
Here's a video from Australia on switching providers:
For added carbon reductions, look to use the EnergyElephant.com traffic light to use electricity when it is greenest and from local sources.