Bibliography

http://library.thinkquest.org/CR0215471/global_warming.htm
http://www.graymont.com/applications_flue_gas.shtml
http://en.wikipedia.org/wiki/Natural_gas
http://www.merriam-webster.com/dictionary/desulfurization
http://en.wikipedia.org/wiki/Flue-gas_desulfurization
http://users.rcn.com/jkimball.ma.ultranet/BiologyPages/C/CarbonCycle.html
http://www.emc.maricopa.edu/faculty/farabee/biobk/biobookps.html
http://library.thinkquest.org/11226/why.htm
http://www.factmonster.com/ipka/A0775714.html/
http://www.physicalgeography.net/fundamentals/9r.html
http://en.wikipedia.org/wiki/Carbon_cycle
http://www.windows2universe.org/earth/Water/co2_cycle.html
http://www.martinmarietta.com/Products/FGD.asp
http://biology.clc.uc.edu/courses/bio104/photosyn.htm
http://www.ftexploring.com/photosyn/photosynth.html
http://en.wikipedia.org/wiki/Global_warming
http://globalwarming.com/