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pollution (21h 26min, apr 30, 1970 y – 21h 1min, dec 25, 1970 y)
Description:
pollution of air, water and soi take millions of years to recoup
Added to timeline:
2 Nov 2017
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Zaynah
My timelines about environmental problems
Date:
21h 26min, apr 30, 1970 y
21h 1min, dec 25, 1970 y
~ 7 months