Wednesday, June 20, 2012

23 Ways The World Has Changed Since The First Environmental Summit In Rio

Source: http://www.businessinsider.com/rio-earth-summit-2012-6

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Twenty years after the first Earth Summit in Rio de Janeiro, world leaders, policy experts and environmentalists are in Brazil for the Rio+20 United Nations Conference on sustainability.   

The world has seen some big environmental changes over the past two decades, including rapid population growth, land degradation and biodiversity loss.   

In 2011, the United Nations Environment Program prepared a report to illustrate how the planet has transformed since 1992. We've highlighted the most fascinating trends. 

There are about 1.5 billion more people in the world, an increase of 27%



The number of megacities (cities with at least 10 million people) has more than doubled since 1990. Tokyo is still the largest megacity with nearly 37 million people, more than Canada's total population



The population of China's Pearl River Delta has tripled to about 60 million people



See the rest of the story at Business Insider

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