Búsqueda de LIBROS DEL AUTOR: roderick g eggert

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  • METALLIC MINERAL EXPLORATION
    ebook
    METALLIC MINERAL EXPLORATION
    RODERICK G. EGGERT
    How has exploration for minerals evolved in recent years? Is it as productive an activity as it once was? Why have changes occurred? Roderick G. Eggert explores these and other questions about the complex set of circumstances surrounding metallic mineral exploration. Originally published in 1987, Eggert documents trends in the level and the distribution of expenditures by minin...

    $500.00

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  • MINING AND THE ENVIRONMENT
    ebook
    MINING AND THE ENVIRONMENT
    RODERICK G. EGGERT
    For centuries, denuded landscapes, fouled streams, and dirty air were accepted by society as part of the price that had to be paid for mineral production. Even initial environmental legislation devised by industrialized countries in the 1960s and 1970s was largely designed without mining in mind. And developing countries had little in the way of environmental policy. With the a...

    $1,540.00

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