Global dimming

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Global dimming is a decrease in the amount of sunlight reaching the surface of the earth, believed to be caused by pollution in the atmosphere.

The following is a thought provoking and informative 49 minute video of the effects of Global Dimming.
24 minutes in to the video –  Global Dimming’s effect of creating the droughts in Sub-Saharan Africa. This is related to grade 11 Drought and Desertification.

 MORE:

http://en.wikipedia.org/wiki/Global_dimming

http://www.bbc.co.uk/schools/gcsebitesize/science/aqa_pre_2011/rocks/fuelsrev7.shtml

http://www.globalwarming360.net/global-dimming-definition-causes.html

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Geography teacher at heart and author of http://sageography.myschoolstuff.co.za. Account Manager for http://www.campuspress.com. Passionate about South Africa!

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