Libros de LIBROS DEL AUTOR: enrique browne

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  • EDIFICIOS CASCADA (TAPA DURA)
    2ª mano
    EDIFICIOS CASCADA (TAPA DURA)
    ENRIQUE BROWNE
    We know that the vast majority of the Earth's surface is water. Unfortunately, 97.3% is salty, and only 2.7% is sweet. Of the latter, only a small fraction is available for domestic, agricultural, or industrial consumption, since the rest is in glaciers or underground layers that are too deep. An even smaller fraction is safe and drinkable. This text concentrates on fresh water...

    11,99 €