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Martin, Engineer
Category: General
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Experience:  i'm 41 and i never stopped studying and experimenting
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Ive traveled to Brazil many many times on business. You can

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I've traveled to Brazil many many times on business. You can purchase pure ethanol at gas stations instead of gas to put in your car. Of course, it has a bit of benzene in it to make it undrinkable and it is dyed bright yellow/green. Most of the population lives in the southeast portion of the country. The northern, tropical part of the country is more sparsely populated. Is any hydroelectricity currently coming from the Amazon River? I know that the Parana River starts in Brazil, but also flows through Paraguay and Argentina. It flows into the Atlantic in Buenos Aires. I'm wondering if any hydroelectric power comes from the Parana (accent on the last syllable).
Hello and welcome. The Amazon itself is not well suited for a dam, it does not have enough slope. Perhaps they could eventually exploit the meeting of waters as a temperature differential with sterling engine one day:

Even that type of central:
is problematic on the amazon itself.

One dam is planed on one affluent of the Amazon (the Xingu river):

That scientific american article talk of 18 dam planned in that region before 2020:

The Itaipu Hydroelectric Power Plant is a joint venture on the Parana River, between Brazil and Paraguay:
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