To examine the connection between La Niña and flu pandemics, Shaman and Lipsitch looked at the four most recent, well-dated human influenza pandemics 1918, 1957, 1968 and 2009 and compared them to El Niño Southern Oscillation conditions. Is the relationship between the two causal or coincidental? What other factors could contribute to this strange concurrence? Find out more online at http://www.earthmagazine.org/article/la-ni%C3%B1a-could-set-stage-flu-pandemics.
Knowledge is contagious! Be sure to check out the April issue of EARTH Magazine to read this story and more. Unearth the mechanics of crustal thinning; learn how earthquakes temporarily change groundwater temperature; and discover how bacteria can improve oil sands remediation.
Provided by American Geological Institute
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