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Sea Level Rise - US

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This working group is focused on discussions about sea level rise.

The purpose of this working group is to discuss what is causing the rise in sea level, how to reduce the rate at which the seas are rising, and how to mitigate the impact that sea level rise is having and will have on our coastal communities.

Members

Kathy Gilbeaux mdmcdonald MDMcDonald_me_com

Email address for group

sea-level-rise-us@m.resiliencesystem.org

New York: Map Shows Where State Will Become Underwater From Sea Level Rise

Parts of Manhattan, Long Beach and Coney Island are at risk of being consumed by water as sea levels rise due to the effects of climate change in the coming century, modeling suggests.

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California Map Shows Where State Will Become Underwater From Sea Level Rise

Areas of populous cities along California's stretch of the Pacific Ocean could be flooded or entirely consumed by water if, due to the effects of climate change, sea levels rise as predicted, modeling suggests.

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With More Storms and Rising Seas, Which U.S. Cities Should Be Saved First?

           

Lower Manhattan is vulnerable to flooding from storm surges and sea level rise.  John Taggart for The New York Times

CLICK HERE - RESEARCH - High Tide Tax - The Price to Protect Coastal Communities from Rising Seas (27 page .PDF report)

nytimes.com - by Christopher Flavelle - June 19, 2019

As disaster costs keep rising nationwide, a troubling new debate has become urgent: If there’s not enough money to protect every coastal community from the effects of human-caused global warming, how should we decide which ones to save first?

After three years of brutal flooding and hurricanes in the United States, there is growing consensus among policymakers and scientists that coastal areas will require significant spending to ride out future storms and rising sea levels — not in decades, but now and in the very near future. There is also a growing realization that some communities, even sizable ones, will be left behind.

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After a $14-Billion Upgrade, New Orleans' Levees Are Sinking

           

Credit: Mario Tama Getty Images

Sea-level rise and ground subsidence will render the flood barriers inadequate in just four years

CLICK HERE - STATEMENT - Army Corps of Engineers (2 page .PDF document)

scientificamerican.com - by Thomas Frank, E&E News - April 11, 2019

The $14 billion network of levees and floodwalls that was built to protect greater New Orleans after Hurricane Katrina was a seemingly invincible bulwark against flooding.

But now, 11 months after the Army Corps of Engineers completed one of the largest public works projects in world history, the agency says the system will stop providing adequate protection in as little as four years because of rising sea levels and shrinking levees.

The growing vulnerability of the New Orleans area is forcing the Army Corps to begin assessing repair work, including raising hundreds of miles of levees and floodwalls that form a meandering earth and concrete fortress around the city and its adjacent suburbs.

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Sea Levels May Rise Much Faster Than Previously Predicted, Swamping Coastal Cities Such as Shanghai, Study Finds

           

Icebergs off coast of Greenland. - Credit: Kertu / Adobe Stock

CLICK HERE - STUDY - PNAS - Ice sheet contributions to future sea-level rise from structured expert judgment

cnn.com - by Sareena Dayaram - May 21, 2019

Global sea levels could rise more than two meters (6.6 feet) by the end of this century if emissions continue unchecked, swamping major cities such as New York and Shanghai and displacing up to 187 million people, a new study warns.

The study, which was released Monday, says sea levels may rise much faster than previously estimated due to the accelerating melting of ice sheets in both Greenland and Antarctica.

The international researchers predict that in the worst case scenario under which global temperatures increase by 5 degrees Celsius (9 degrees Fahrenheit) by 2100, sea levels could rise by more than two meters (6.6 feet) in the same period -- double the upper limit outlined by the UN climate science panel's last major report.

(CLICK HERE - READ COMPLETE ARTICLE)

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