Failure of the slide mass would completely fill upper Barr Arm with debris and generate a tsunami hundreds of feet tall in outer Barry Arm and in Harriman Fiord. If this landslide were to fail and move rapidly into the fjord it could trigger a tsunami that would threaten local communities.
Scientists Caution Of A Mega T Sunami Along Alaskan Coast As Ahead Of A Year
A giant catastrophic tsunami in Alaska triggered by a landslide of rock left unstable after glacier melting is likely to occur in the next two decades scientists fear - and it could happen within the next 12 months.
Alaska landslide tsunami 2020. Alaska Department of Natural Resources Barry Arm Landslide and Tsunami Hazard. Alaska Department of Natural Resources 2020 May 14 A recently discovered unstable slope in Barry Arm could lead to alandslide-generated tsunami. Editors picks Landslide Tsunami.
Climate change has increased the risk of a huge landslide in an Alaskan fjord that could cause a catastrophic tsunami scientists said Thursday. Alaska has identified three. Increasing rock-avalanche size and mobility in.
By Grennan Joseph Milliken May 29 2020. A 2015 landslide at Taan Fjord west of Yakutat triggered a 633-foot tsunami near the landslide site causing 35-foot waves at a site 15 miles away according to DGGS data. A landslide-triggered mega tsunami could happen at any time on the Barry Glacier in Alaska by space October 12 2020 While kayaking down the Barry Arm Fjord Valisa Higman noticed strange cracks in the cliff overlooking the fjord.
Landslide A at the front of the glacier is the largest with a total volume estimated at 455 M m3 Dai et al 2020. Above a fjord on the western side of the sound a retreating. Harriman Fjord is located approximately 60 miles east of Anchorage and is situated on the southern edge of Alaskaa tsunami generated in the Fjord.
Frighteningly this pending landslide could spawn an enormous tsunami in Harriman Fjord which is located some 60 miles 100 kilometers from Anchorage. A tale of early summer heat green-up and extreme pollen. Melting Alaska glacier could unleash mega-tsunami hundreds of feet tall THIS year Charlotte Edwards Digital Technology and Science Reporter 1330 19 Oct 2020.
Prince William Sound a major fishing and recreational area on the south coast of Alaska is at high risk of experiencing a landslide and tsunami of catastrophic proportions according to a multi-institute group of Alaskan geoscientists. In May 2020 a large but slow-moving landslide known as the Barry Arm landslide was discovered 31 miles from Whittier AK on Prince William Sound. Beyond these confined water bodies the tsunami would still be likely to be.
Tsunamis caused by submarine below water and subaerial above the water landslides are a serious hazard in bays and fjords of coastal Alaska particularly in Southeast and South-central Alaska. The shock was felt in southeastern Alaskan cities over an area of 400000 square miles 1000000 km 2 as far south as Seattle Washington and as far east as Whitehorse Yukon Canada. Retreating Glacier Presents Landslide Threat Tsunami Risk in Alaskan Fjord Using NASA satellite imagery and software processing approaches a group of geoscientists has discovered a landslide-generated tsunami threat in Barry Arm Alaska that will likely affect tourists and locals in the surrounding area in the next 20 years.
Landslides have set off giant waves elsewhere in Alaska during recent years. Accessed May 28 2020. Anchorage The threat of a large and potentially dangerous tsunami is looming in Prince William Sound where an increasingly likely landslide could generate a wave with devastating effects on fishermen and recreationalists using the area the states top geologist said today.
Anchorage Daily News 2020 May 14 A massive landslide-caused tsunami could hit Prince William Sound in the next year scientists warn. References Resources. Alaska Public Media 2020 May 13 Ask a Climatologist.
Ice Melt in Alaska Threatens to Unleash Unprecedented Mega-Tsunami Scientists Warn. Two active landslides at and near the retreating front of Barry Glacier at the head of Barry Arm Fjord in southern Alaska Figure 1 could generate tsunamis if they failed rapidly and entered the water of the fjord. Accessed September 30 2020.
Accessed September 30 2020. On May 14 an Alaska Department of Natural Resources press release and a public letter from 14 scientists warned locals of a possible landslide-generated tsunami. Massive slumping mountainside in Barry Arm poses risk of catastrophic landslide and mega-tsunami Alaska Follow TheWatchers_ Posted by Julie Celestial on October 11 2020 at 1550 UTC 9 months ago Categories.
A sientific open letter describes an unstable mountain slope above the leading edge of the retreating Barry Glacier in Alaska. Accessed May 28 2020.
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