If all 12 or so supervolcanoes on Earth erupted at once, civilization would likely collapse. The volcanoes would spew thousands of tons of ash and toxic gas into the atmosphere, which would linger for months and block out sunlight. This could set off a volcanic winter as global temperatures plunge, killing crops and leading to worldwide famine.
MORE WHAT IF:
What If All The Ice Melted Overnight
What If A Mega Earthquake Hit California
What If The Most Powerful Nuclear Bomb Explodes In Space
#ClimateChange #Volcanoes #Science Insider
Science Insider tells you all you need to know about science: space, medicine, biotech, physiology, and more.
Visit us at: https://www.businessinsider.com
Science Insider on Facebook: https://www.facebook.com/BusinessInsiderScience/
Science Insider on Instagram: https://www.instagram.com/science_insider/
Business Insider on Twitter: https://twitter.com/businessinsider
Tech Insider on Twitter: https://twitter.com/techinsider
Business Insider/Tech Insider on Amazon Prime: http://read.bi/PrimeVideo
What If All The World’s Supervolcanoes Erupted At Once