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Angelika Merkuleva's avatar

What an interesting article! I learned a few new things 🌸

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Eugine Nier's avatar

> And finally we have very large river basins that have never been sites of material progress:

> Amazon river basin

Well there has been recent evidence of a lost Amazonian civilization.

https://www.smithsonianmag.com/science-nature/lost-cities-of-the-amazon-discovered-from-the-air-180980142/

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