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Showing posts from August, 2012

Earth Illuminated

From high above the Earth, the International Space Station (ISS) provides a unique vantage point to view our home planet. Stunning time-lapse photography of cities, aurora, lightning and other sights are seen from orbit. Famed astronomer Galileo imagined these views from space and now through the technological marvel of the space station, we can see them for ourselves

If the world’s population lived like…

The world's population, concentrated  If the world's 6.9 billion people lived in one city, how large would that city be if were as dense as...

The Hidden Costs of Hamburgers

Americans love hamburgers. We eat about three burgers a week. But what are the hidden environmental costs?