107
en.wikipedia.org 0 0
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https

/wiki/Main_Page
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Wikipedia, the free encyclopedia
slashdot.org 0 0
2
http

/
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2100000000
0


https

/
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2100000000
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Slashdot: News for nerds, stuff that matters
www.bbc.co.uk 0 0
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http

/news/science_and_environment
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Science & Environment - BBC News
