posted by Mordhaus
7 years 5 months 2 weeks ago • 193 views • 5:54
search results matching tag: homo sapiens sapiens
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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 ago • 65 views • 3:31- 1