Surfing a Wave for 12 km

Posted on March 13, 2007  Comments (2)

via: Pororoca: Surfing the Amazon

Twice a year, between the months of February and March, the Atlantic Ocean waters roll up the Amazon river, in Brazil, generating the longest wave on the Earth. The phenomenon, known as the Pororoca, is caused by the tides of the Atlantic Ocean which meet the mouth of the river. This tidal bore generates waves up to 12 feet high which can last for over half an hour.

2 Responses to “Surfing a Wave for 12 km”

  1. CuriousCat: World’s First Commercial-Scale Subsea Turbine
    June 30th, 2007 @ 3:47 pm

    “Each submerged turbines range from 750 to 1500kW per unit (depending on the local flow pattern and peak velocity). And they expect to deploy 10-20 at a time…”

  2. CuriousCat: Grand Flood
    March 13th, 2008 @ 11:45 am

    The goal of the high-flow experiment, the third since 1996, is to see if such high flows can help reconstruct some of the canyon’s beaches and sand bars…

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