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Time: 3 hours Level: Introductory
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Introduction Resource
- The search for sustainable energy will dominate the twenty-first century. This unit provides an introductory overview of the present energy systems and takes a brief look at where the world may find energy...
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| | 1 Why sustainable energy matters
1 Why sustainable energy matters Resource
- One of the greatest challenges facing humanity during the twenty-first century must surely be that of giving everyone on the planet access to safe, clean and sustainable energy supplies.
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| | 2 Definitions: Energy, Sustainability and the Future
2 Definitions: Energy, Sustainability and the Future Resource
- What do we mean by energy and sustainability, and what is meant by future?
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| | 3 Present Energy Sources and Sustainability
3 Present Energy Sources and Sustainability Resource
- What are the principal energy sources at present, and how sustainable are they?
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| | 4 Renewable Energy Sources
4 Renewable Energy Sources Resource
- Fossil and nuclear fuels are often described as non-renewable because supplies are finite and will eventually run out. Renewable fuels are those energy sources that will not run out in the future.
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| | 5 Energy Services and Efficiency Improvement
5 Energy Services and Efficiency Improvement Resource
- Energy Efficiency measures can also play a part in reducing energy demand and greenhouse gases. At present, only about one-third of the energy content of the fuel we use emerges as ‘useful’ energy,...
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| | 6 Energy in a Sustainable Future
6 Energy in a Sustainable Future Resource
- How can we improve the sustainability of human energy use in the future?
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| | References and Acknowledgements
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