https://world-nuclear.org/information-library/current-and-future-generation/cooling-power-plants.aspx https://world-nuclear.org/information-library/current-and-

https://world-nuclear.org/information-library/current-and-future-generation/cooling-power-plants.aspx https://world-nuclear.org/information-library/current-and-fu... It can't be that hard to google? That being said, only 14% of reactors use rivers to cool, so OP may be exaggerating a bit.