In this presentation, we talk about different alternative resources that
people could start using. Wind and water power and solar energy is
explained. At the end of this podcast you might change your mind about the
energy source you use.
Citations:
-Websites.
http://home.utah.edu/~ptt25660/solar.html

http://home.utah.edu/~ptt25660/geo.html

-Books.
Prentice Hall Science, Ecology: Earth‚s Natural Resources