Búsqueda de LIBROS DEL AUTOR: timothy swanson

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  • GLOBAL ACTION FOR BIODIVERSITY
    ebook
    GLOBAL ACTION FOR BIODIVERSITY
    TIMOTHY SWANSON
    At the Rio Earth Summit in 1992, the nations of the world adopted the convention on Biological Diversity. Since then, over 160 countries have ratified the Convention, three Conferences of the Parties have taken place and a permanent secretariat has been established. Despite this, there remains a lot of uncertainty and even more controversy about what the Convention was intended...

    $860.00

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  • ELEPHANTS, ECONOMICS AND IVORY
    ebook
    ELEPHANTS, ECONOMICS AND IVORY
    EDWARD B. BARBIER / JOANNE C. BURGESS / TIMOTHY M. SWANSON / DAVID W. PEARCE
    Ivory is big business, and in some parts of Africa elephants have been hunted almost to extinction in the quest for it. The losses to African economies have been catastrophic. Now there is an international ban on the trade and conservation is. the principal goal. This should be a matter for rejoicing, but nothing is quite so simple. The authors of this book have looked at the o...

    $1,320.00

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