1. www.uj.ac.za/physics/documents/engelbrecht.pdf
2. http://www.eia.doe.gov.html
3. http://home.utah.edu/~ptt25660/solar.html

Wind Power

1. http://www.eia.doe.gov.html
2. http://www.eskom.co.za
3. http://www.afriwea.org/en/south_africa.htm
4. http://www.southafrica.info/ess_info/sa_glance/sustainable/windfarm-darling.htm
5. http://home.utah.edu/~ptt25660/wind.html

Nuclear Power

1. http://www.eia.doe.gov/kids.html
2. http://www.eskom.co.za
3. http://www.inforse.org
4. Hancock, Ralph, How It Works, vol. 12, pg. 1603 - 1607, Marshall Cavendish, 1978
5. Goetz, Phillip W, The New Encyclopaedia Britannica, vol. 8, pg. 819 - 820, Encyclopaedia Britannica Ltd, 1988

Hydroelectric and Tidal Power

1. http://www.eia.doe.gov/kids.html
2. http://home.utah.edu/~ptt25660/tides.html
3. http://home.utah.edu/~ptt25660/hydro.html

Biomass Energy

1. http://www.eia.doe.gov.html
2. http://edugreen.htm
3. http://www.energyquest.html
4. http://www.nrel.html
5. http://www.southafrica.htm
6. http://www.southafrica.htm
7. http://home.clara.net/darvill/altenerg/biomass.htm#how

General

1. http://egj.lib.uidaho.edu/egj09/youngqu1.html
2. http://en.wikipedia.org/wiki/Energy_development
3. http://ec.europa.eu/energy
4. http://www.oregon.gov/ENERGY/RENEW/inform.shtml

Images

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