Bleaching occurs as a result of climate change which in turn is brought about by anthropogenic increase of CO2 emissions in the atmosphere:
These images draw a correlation of increasing water temperature brought about by this increase in CO2 and coral bleaching:
[http://upload.wikimedia.org/wikipedia/commons/thumb/c/ce/GBReef_TempChlorophyll_200602.jpg/250px-GBReef_TempChlorophyll_200602.jpg]
And this is what the reefs look like up close as this increase in acidification occurs:
[http://www.seos-project.eu/modules/coralreefs/images/ocean_acidification.jpg]
References:
Goggin, Louise. "The Great Barrier Reef: Will It Still Be Great Next Century? by Louise Goggin : Articles : Terrain.org." Terrain.org: A Journal of the Built & Natural Environments : Issue No. 28 : Image. Web. 22 Nov. 2011. <http://www.terrain.org/articles/12/goggin.htm>.
The Great Barrier Reef - a World Heritage Listed, Natural Inspiration. Web. 18 Nov. 2011. <http://www.greatbarrierreef.org/>.
"The Great Barrier Reef World Heritage Values." Home Page - Australian Department of Sustainability, Environment, Water, Population and Communities (SEWPaC). Web. 19 Nov. 2011. <http://www.environment.gov.au/heritage/places/world/great-barrier-reef/values.html>.
Holland, Jennifer S. "Great Barrier Reef - Pictures, More From National Geographic Magazine." National Geographic Magazine. May 2011. Web. 18 Nov. 2011. <http://ngm.nationalgeographic.com/2011/05/great-barrier-reef/holland-text/1>.
And this is what the reefs look like up close as this increase in acidification occurs:
References:
Goggin, Louise. "The Great Barrier Reef: Will It Still Be Great Next Century? by Louise Goggin : Articles : Terrain.org." Terrain.org: A Journal of the Built & Natural Environments : Issue No. 28 : Image. Web. 22 Nov. 2011. <http://www.terrain.org/articles/12/goggin.htm>.
The Great Barrier Reef - a World Heritage Listed, Natural Inspiration. Web. 18 Nov. 2011. <http://www.greatbarrierreef.org/>.
"The Great Barrier Reef World Heritage Values." Home Page - Australian Department of Sustainability, Environment, Water, Population and Communities (SEWPaC). Web. 19 Nov. 2011. <http://www.environment.gov.au/heritage/places/world/great-barrier-reef/values.html>.
Holland, Jennifer S. "Great Barrier Reef - Pictures, More From National Geographic Magazine." National Geographic Magazine. May 2011. Web. 18 Nov. 2011. <http://ngm.nationalgeographic.com/2011/05/great-barrier-reef/holland-text/1>.
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