Penulis: Wiegandt Klaus Wiegandt

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2 Ebooks oleh Wiegandt Klaus Wiegandt

Klaus Wiegandt: Feeding the Planet
Almost a billion people all over the earth suffer from hunger and malnutrition. Many of them are starving while the world’s population continues to grow dramatically. The population in the industrial …
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€25.67
Klaus Wiegandt: Sustainable Future
Considering subjects as diverse yet interrelated as the earth’s water resources, renewable energy sources, climate change, the demise of natural diversity, overpopulation, and malnutrition, this book …
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€25.62