Monday, April 15, 2013

desert dust, snow and rainfall

"Scientists believe wafting dust, grit and microbes – including bacteria and viruses – can spur the formation of ice crystals in clouds that in turn can influence how much rain or snow falls." http://www.huffingtonpost.com/2013/03/01/sahara-desert-dust-snow-california-africa_n_2792172.html

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