Tokyo Is Preparing for Floods ‘Beyond Anything We’ve Seen’
Tokyo Is Preparing for Floods ‘Beyond Anything We’ve Seen’
https://www.NYTimes.com/2017/10/06/climate/tokyo-floods.html Quote: “Extreme rainfall, along with the potential for destructive
earthquakes & tsunamis, make Tokyo…the riskiest metropolitan area in the world.”
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“Extreme rainfall, along with the potential for destructive
earthquakes and tsunamis, make Tokyo and the neighboring port city of Yokohama the riskiest metropolitan area in the world, according to a 2014 study of natural disaster risks by the Swiss Re reinsurance firm.
In late 2015, heavy typhoon rains wreaked havoc across greater Tokyo, forcing a record 670 million cubic feet of water into the underground facility, known as the Metropolitan Area Outer Underground Discharge Channel. It took four days for the site’s four large pumps — powered by engines similar to those used in a Boeing 737 jet — to clear the deluge.
“Tokyo faces dangers on all sides,” said Nobuyuki Tsuchiya, an anti-flooding expert and the former head of civil engineering for Tokyo’s flood-prone Edogawa ward. “It’s difficult to say that it’s doing enough.””
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