Enriching the Earth : Fritz Haber, Carl Bosch, and the Transformation of World Food Production
Vaclav Smil
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Format: eBook (PDF)
Feeding the World : A Challenge for the Twenty-First Century
Vaclav Smil
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Format: eBook (PDF)
Harvesting the Biosphere : What We Have Taken from Nature
Vaclav Smil
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Format: eBook (PDF)