Impact of a Yellowstone Supervolcano Eruption

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People 1

Impact of a Yellowstone supervolcano eruption on people within 1000km.

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Everyone within a 1000km radius would be killed (90,000 people) from inhaling ash, which turns to a cement-like material in human lungs.

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People 2

Consequences of a Yellowstone supervolcano eruption on global weather patterns.

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Lack of sunlight and global temperature changes could cause widespread drought, potentially leading to the failure of monsoon rains in Asia and the death of millions of people.

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Environment 1

Effect of a Yellowstone supervolcano eruption on global temperature.

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Over 2000 million tonnes of sulphuric gas aerosols would be released, blocking sunlight and causing global temperatures to drop by about 10°C for 6-10 years, leading to a 'Little Ice Age'.

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Environment 2

Impact on wildlife in Yellowstone National Park from a supervolcano eruption.

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In the initial eruption, 67 species of mammals, including bison and wolves, would die, devastating the local fauna ecosystem for hundreds or even thousands of years.