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A comment on How Long Was Venus Habitable?. Parent comment

Re:How Long Was Venus Habitable? by pinkfoot on Sunday May 10, 2020 @07:17AM (#23131776)
A fair amount of the phosphorus in the Amazon comes from dust storms originating in the Sahara.

[1] https://www.nasa.gov/content/goddard/nasa-satellite-reveals-...

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Re:How Long Was Venus Habitable? by arcadeparade on Sunday May 10, 2020 @08:57AM (#23132257)
given that the Sahara is only a couple thousand years old does that mean the amazon is just as young?
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Re:How Long Was Venus Habitable? by macintux on Sunday May 10, 2020 @10:41AM (#23132961)
An interesting article on how people shaped the Amazon.

https://www.theatlantic.com/science/archive/2017/03/its-now-...

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Re:How Long Was Venus Habitable? by thaumasiotes on Sunday May 10, 2020 @09:56PM (#23138163)
The Amazon is much younger; much of what is jungle today wasn't before the Columbian Exchange.

There is a theory that American reforestation was responsible for the Little Ice Age.

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Re:How Long Was Venus Habitable? by pinkfoot on Sunday May 10, 2020 @09:42AM (#23132503)
Very good question.
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