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Homeby Witness Moecki
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RE: 유기탄소는 에너지원

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koyuh8 (81)adminTAHevV7wwRNGDfGjFQKZgULN42HxrDcain N텃밭 • 2 years ago

인간은 다 죽습니다. 지구에 비해 인간이 많아서 문제지요.

2 years ago in N텃밭 by koyuh8 (81)adminTAHevV7wwRNGDfGjFQKZgULN42HxrDca
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