2.5 billion years ago...
"If we keep emitting oxygen, we could cause a catastrophic change in the atmosphere."
"Nonsense! The Earth is too big and we are too insignificant to have any effect on it. Drop your cheap alarmism already!"
Tuesday, July 1, 2008
Cyanobacteria
2.5 billion years ago...
"If we keep emitting oxygen, we could cause a catastrophic change in the atmosphere."
"Nonsense! The Earth is too big and we are too insignificant to have any effect on it. Drop your cheap alarmism already!"
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"Next you will be saying that one day the Earth will be inhabited by 6 billion bipedal mammals!"
ReplyDelete"Who cares? Climate has changed before."
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