Scientific American has created two interactive visualizations of the refugee crisis in the world today. The effects are quite dramatic and one can choose to isolate specific countries or time periods. It is a very impressive site.
e-waste is a serious problem globally and much of the electronic waste generated in the world comes from the rich countries. Much of this waste is sent to poorer countries where a remarkable percentage of it is effectively recycled. But a lot of the toxic waste ends up being burned in poorer countries and it is a serious health problem.
World Politics News 
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