protección ambiental

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Browse all works related to protección ambiental.

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Textbook and reference book on petroleum and the petroleum industry - covers industrial structure trends (incl. The USSR), geologycal and technical aspects, production costs, techniques used in drilling and offshore installations, manufacturing processes and marketing of petrole…

Around the world, ecotourism has been hailed as a panacea: a way to fund conservation and scientific research, protect fragile ecosystems, benefit communities, promote development in poor countries, instill environmental awareness and a social conscience in the travel industry, …