When did the Earth turn green? | New Scientist

New Scientist Live – Discover the exciting festival of ideas in London this September By Rachel Nowak Photosynthesis – the process by which organisms like plants convert light energy into chemical energy – may not have been around quite as long as previously thought. That’s the conclusion of a study of solidified oil that formed around 2.7 billion years ago in the Pilbara region of Western Austral

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(読まずにnatureの日本語で訂正)真核生物およびシアノバクテリアの最古の化石証拠として27億年前のものがあったが誤りと。約24億年前の大気中酸素濃度上昇までに3億年のギャップがあったとする説を棄却。でいいのかな？