Climatologist says this will occur regardless of the actions taken today, and humanity will need to plan accordingly.
“If we are able to keep below 2º C degrees warming above pre-industrial levels, the likely range of global sea-level rise by 2100 is between 0.4 and 0.7 m , with a median projection of 0.5 m ,” explained Dr. Ben Hamlington, research scientist at the NASA Jet Propulsion Laboratory and Dr. William Sweet, oceanographer at the National Oceanic and Atmospheric Administration , in an email to. They later added that when it comes to the United States and its coastline, “this would be about 0.
They later narrowed their scope to analyzing merely the United States, arguing that “a worst case scenario that we have developed for the U.S. is defined by the high sea level scenario of 2 meters by 2100 globally. At a regional level, this high sea level scenario would equate to a 1.8 meters [5.9 feet] rise along the US NW Pacific coastline to 2.6 meters [8.5 feet] along the Western Gulf coast. In short, U.S.
“There is a fair bit of resilience in coastal regions because of tides and storms; it is when all factors coincide that risk of inundation and erosion etc is greatest,” Trenberth wrote to. “Modeling of ice sheets is primitive and uncertain. The West Antarctic ice is grounded below sea level and is vulnerable and could collapse at some point. But sea level rise is relentless.
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