Explain the effects of the Black Death and Great Famine on Europe's population.
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The Black Death spread from central Asia using rats as infection vectors. It resulted in around 100-200 million European deaths, which was 30% of the continents population at the time. The Great Famine of 1315 also caused millions of deaths in a span of two years as a result of failed crop growths. Europe hadn't recovered from this economic and societal damage until 1322.

The Black Death resulted in the deaths of an estimated 75-200 million people—approximately 30% of Europe's population. ... The Great Famine of 1315-1317 and subsequent malnutrition in the population likely caused weakened immunity and susceptibility to disease.

Explanation:

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a system in which products were made rapidly by machines

i think the answer is the one about environmental and social health.

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