-----English version--------
Canadian researchers say that the analysis of a rare mineral the " ringwoodite " could reveal the presence of the largest reservoir of water on the planet, that would be about 250-375 km below the earth's surface, in the area defined mantle. According to the magazine "Nature" the ore would be from the so-called transition zone sandwiched between the top and bottom layers of the earth's mantle . The " ringwoodite " , known to bind to water and be an indicator of this , up until now had never been found on the planet Earth, but only in the residues of comets or meteorites fallen on the planet. Years of analysis , also using spectroscopy and X-ray diffraction , were needed in specialized laboratories to confirm officially that he had found the ringwoodite.Gli scientists have debated for decades that the transition zone has water , no one , however, has Verne embraced the imagination of a subterranean sea with a rocky shore , who knows that yet another premonition of Verne has not come true .....
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giovedì 13 marzo 2014
Scienza: Acqua nel mantello terrestre! - Science: Water in Earth's mantle !
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