Fossil fuels such as oil, gas and coal will not be available for very much longer, but the worldwide need for these energy sources is increasing. However, we have to be mindful of the harmful effects of CO2 emissions which cause harm to the environment. The impact of the greenhouse effect is still clearly visible. It is high time to care in the future of energy supply! The earlier we take action by switching to alternatives, the earlier we will benefit in environmental terms and financial.