What's pororoca?

We have a similar phenomenon here in Canada. It is called a tidal bore and it's a ton of fun to ride it. It's kind of like white water rafting. It happens in the Bay of Fundy.

Arohanui, Too many people, too small a planet, too much politics.

Arohanui, This is mid November 2022, the Missouri and Mississippi rivers are going dry. Interesting things but I'd rather see water.

oh, so it came from a native Brazilian language to denote " thunder " .thanks

Adso, never heard of this previously, but it sounds like my kind of fun

Bijou, and too many do nothing whiners.

Player #23300030, were chemicals mentioned in the question or explanation 🤔

Adso, I get to see it everyday 😊It's gotten better the last few years since they opened the causeway.