Almost half of wasted food comes from homes, and almost half of that…
garbage
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Greenhouse gas from wasting food at home
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Garbage in space
There are thousands of satellites that orbit Earth, with about half of them…
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Challenge: Spot the mistakes in the figures
During production of the 2011 USAID annual letter from Rajiv Shah, someone said…
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Tracking space garbage with Space Fence
Lockheed Martin’s Space Fence, expected to be in initial operation in 2015, will…
