Contrary to popular belief there are more renewable energy sources that exist. In our days where oil prices are reaching record level it is important that we all try to save energy. Some other tips to save energy can be as simple as just turning the television set completely off instead of leaving it on stand-by mode. This indeed can help to save some precious energy. We can also try to use more renewable energy sources such as solar energy. Another action that could help to save energy is to change our buildings materials. This can help to save our energy usage for heating. For those that want to learn more on this subject this French article ‘isoler toiture’ should proved to be useful. See also: Habitat écologique