News tagged with public health

Air quality worsening in world's cities

Most city dwellers around the world are exposed to air pollution levels that are considered unsafe, and the situation is getting worse, according to a World Health Organization report Wednesday.

dateMay 07, 2014 in Environment
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How 'social contagion' begins and escalates

Understanding the roots of a global, contagious spread of online information may help better predict political revolutions, consumer behavior, box office revenues, public policy debates, and even public health epidemics, ...

dateApr 11, 2014 in Social Sciences
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