Include peat. The types of coal ranked from highest to lowest energy are anthracite, bituminous, subbituminous, lignite, and peat.12.4 Fossil fuels are a limited resource. What question should we ask ourselves in light of limited fossil fuel reserves and the global climate? change? How might the answer to this question unfold? The question we need to ask ourselves is: “How can we move away from fossil fuels before their use causes new problems?” » The answer to this question will be to find an efficient and possible way to use renewable energy, such as solar energy, wind energy.12.5 Nuclear gets a second lookWhat is the difference between fission and fusion? Which one do we use in nuclear power plants?Fission is a nuclear reaction in which a neutron hits a relatively large nucleus in the attic. Fusion occurs when lighter nuclei are forced together to produce heavier nuclei. We use fission in nuclear power plantsWorking towards sustainability: Meet TED: The Energy DetectiveHow feedback could change energy