Humanity on the move due to climate

According to a study jointly co-authored by researchers at Columbia University‚Äôs Center for International Earth Science Information Network (CIESIN), the United Nations University and CARE International, the stresses of climate change could create 700 million refugees by 2050.  That’s about 20 times the entire population of Canada desperately searching for a new home.  40 countries may cease to exist altogether.

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