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posted by PlayhousePals 7 years 8 months 3 weeks ago • 252 views • 4:20search results matching tag: breaking news
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YouTube: SciShow News explains an ominous record that Homo sapiens just broke: the highest levels of carbon dioxide emissions, the leading factor in global warming. Hank explains what it means, and what... continue reading
posted by PlayhousePals 9 years 7 months 3 weeks ago • 65 views • 3:31- 1