As of this morning, there were 7.3 billion-plus people living on Earth, according to the Census Bureau's World Population Clock. And the number goes up second by second because babies keep being born.
That's a statistic to ponder today, July 11, which has been designated World Population Day by the United Nations Development Program. The idea is to focus on "population issues," which touch on many pressing concerns in the world today — from maternal mortality to climate change. This year's theme is "investing in teenage girls" — making sure they can stay in school and get the information they need about health, human rights and reproductive rights.
It's also a day to think about the living spaces of the world's ever-growing population....
http://www.npr.org/sections/goatsandsoda/2016/07/11/485274671/photos-for-worldpopulationday-how-earths-7-billion-live?ft=nprml&f=1001
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