15.3.08

Qual a maior profundidade conhecida do oceano e até onde o homem já conseguiu descer?

A maior profundidade conhecida do oceano é a fossa das Marianas, no Pacífico, medindo 11.500 metros; o homem já conseguiu descer 11 mil metros dentro dessa fossa.

A mais profunda depressão oceânica é a fossa de Marianas, localizada na região das Ilhas Marianas, no oceano Pacífico, 5.300 quilômetros a leste do Havaí. É uma espécie de vale submarino, atingindo na sua parte mais profunda 11.500 metros – ou sete vezes mais que o Grand Canyon, no rio Colorado, nos Estados Unidos. O recorde de profundidade foi obtido em 23 de janeiro de 1960 por Jacques Piccard, oceanógrafo suíço, e Donald Walsh, tenente da Marinha norte-americana. A bordo do batiscafo Trieste, submersível militar norte-americano, desceram 11 mil metros dentro da fossa das Marianas.

Fonte: Revista Super Interessante

COMENTÁRIO: Acredito que pouca gente sabe disso. São os mistérios do mundo submarino. Além de ser muito interessante, isso também é História.

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