Climate Change Mass Extinction

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Polar Bear Brains have High Levels of Environment Toxins: Study

The study was conducted by researchers at the Carleton University in Canada and Aarhus University in Denmark who found that at least eight #brain regions of polar bears had significant amount of several PFASs including perfluorooctane sulfonate (PFOS) as well as several compounds of the perfluorinated carboxylate (PFCAs).

http://www.natureworldnews.com/articles/3131/20130724/polar-bear-brains-high-levels-environment-toxins-study.htm