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Why Is the Dead Sea Coast Collapsing?

Terra Unusual

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Why Is the Dead Sea Coast Collapsing?

3 просмотра · 2 дн. назад
Terra Unusual
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3 просмотра · 2 дн. назад
Is the Dead Sea sinking, or is its shore? Follow the evidence: a falling sea, a buried layer of salt, and a chain reaction underground that opens sinkholes along the coast. CHAPTERS 0:00 The holes along the shore 0:28 Three numbers for one sea 1:31 How fast it is falling 2:06 Where the water went 2:55 Why the land is so low 4:06 The salt layer under your feet 4:43 The chain reaction 5:42 Swarms of sinkholes 6:16 Nobody agrees how many 7:20 Rain from years ago 8:10 Can anyone predict the next hole? 9:24 Will the Dead Sea disappear? 10:47 Walking down the staircase 11:30 So why is it sinking? WHAT THIS VIDEO COVERS Three published numbers for the same sea surface, and what each one measures How fresher groundwater reaches buried salt as the shore retreats, and how salt becomes a hollow, then a hole Why researchers warn that sinkhole totals depend on how they are counted A 2017 study linking how fast the salt dissolves to rain in the Judea Mountains, years earlier What is known, and what is still uncertain SOURCES (read: abstracts and pages listed; full texts of the journal articles were not accessible) NASA Photojournal, The Dead Sea: https://science.nasa.gov/photojournal... Hasson, N., Is the Dead Sea Dying?, Haaretz, 2016 (Geological Survey of Israel data): https://mideastenvironment.apps01.yor... Schuster, R., Haaretz, 2020, on counting sinkholes: https://mideastenvironment.apps01.yor... Yechieli et al., Sinkhole swarms along the Dead Sea coast, GSA Bulletin, 2006: https://doi.org/10.1130/B25880.1 Shalev, Lyakhovsky, Yechieli, Salt dissolution and sinkhole formation along the Dead Sea shore, JGR, 2006: https://doi.org/10.1029/2005JB004038 Abelson et al., Evolution of the Dead Sea sinkholes, GSA Special Paper 401, 2006: https://doi.org/10.1130/2006.2401(16) Abelson et al., Natural versus human control on subsurface salt dissolution, JGR Earth Surface, 2017: https://doi.org/10.1002/2017JF004219 Garfunkel and Ben-Avraham, The structure of the Dead Sea basin, Tectonophysics, 1996: https://doi.org/10.1016/S0040-1951(96... State Comptroller report on the Dead Sea, as reported by ynet: https://www.ynetnews.com/environment/... IMAGE AND MUSIC CREDITS Satellite images: Landsat, courtesy of the U.S. Geological Survey / NASA (USGS EROS Earthshots; false-color composites). NASA Earth Observatory and NASA Johnson Space Center (ISS Expedition 35) images are in the public domain. Sinkhole photos: Davidi Vardi, Michal Kochva, Simon Fliegel and Zeev Stein via PikiWiki Israel (CC BY 2.5, https://creativecommons.org/licenses/... Mussi Katz (CC0); Sharon Shlomo via PikiWiki Israel (public domain). Thumbnail photo: Zeev Stein via PikiWiki Israel (CC BY 2.5, https://creativecommons.org/licenses/..., cropped. Footage of the Dead Sea: robi zaborski, yogevcohen, jakoblundvall and Samir Smier (Pexels); samirsmier, AlonaMalakh and photojone (Pixabay). Illustrative weather and sea shots (labeled on screen) by adege, DancingSky and Mario_Krimer (Pixabay). Music: "Event Horizon", "Red Shift" and "Rapid Unscheduled Disassembly" by The Grey Room / Density & Time, and sound effects, from the YouTube Audio Library. NOTES Figures are as reported by the sources above; several come from abstracts or news reports and are marked as estimates or uncertain in the video. Sinkhole formation rates differ by source and period: about 150 to 200 a year in the 2006 study, and about 500 a year in the Haaretz 2016 report. The narration is AI-generated (synthetic voice). Maps, cross-sections and diagrams are drawn for illustration, are schematic, and are not to scale. If you want more places explained from the evidence, subscribe:    / @terraunusual   #DeadSea #Sinkholes #Geology