Teeming , environmentally degraded , ravaged by poverty , hunger , HIV/AIDS and civil war , Africa appears the most plausible candidate ever to suffer a Malthusian disaster .

物产丰富，环境退化，被贫困、饥饿，艾滋和内战蹂躏，非洲似乎是有史以来遭受马尔萨斯灾难的最佳代表。

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This time it was the tractor that averted Malthusian disaster.

ECONOMIST: The story of man's staple food