Information, advantages, and disadvantages of natural gas
http://www.conserve-energy-future.com/advantages-and-disadvantages-of-natural-gas.php
http://www.tc.umn.edu/~dama0023/naturalgas.html
Problems with "fracking" or drilling for natural gas:
www.livescience.com/34464-what-is-fracking.html
http://www.tc.umn.edu/~dama0023/naturalgas.html
Problems with "fracking" or drilling for natural gas:
www.livescience.com/34464-what-is-fracking.html