Solar-powered drip systems from the US-based nonprofit Solar Electric Light Fund is enabling small-scale farmers in the west African country of Benin,many of whom are women,to sustainably irrigate their fields and grow fresh produce during the six-month dry season for the first time.
http://www.self.org/benin.shtml A study published in the journal Nature on August, 24, 2011, reports that changes in climate are linked with unrest in countries, with tropical nations having double the risk of conflict during the warm and dry El Niño weather effect, especially compared to the cooler La Niña.
http://www.france24.com/en/20110824-first-proof-climate-trigger-conflict-studyhttp://www.nature.com/news/2011/110824/full/news.2011.501.html
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