Energy is fundamental to human beings. We use energy for almost everything we do: cooking meals, heating and cooling home. Nowadays, non-renewable energy is limited so we should do something to save energy before too late. I have a few tips for saving energy. Firstly, we should turn off the light before going to bed or going out. Secondly, we should use low energy light bulbs. Besides, wwe should use public transport, avoid using cars or motorbikes for short trips. In addition, reduce our electricity bills. Saving energy is responsibility of us.