Geoscience Bulletin Board – 20 September 2021

Geoscience Bulletin Board – 20 September 2021

Medical geology can impact human health & romance

·????????https://www.smh.com.au/business/workplace/how-medical-geology-can-improve-health-and-even-romance-20210908-p58q05.html


Edenville Dam failure in Michigan due to “static liquefaction”

·????????https://www.mlive.com/public-interest/2021/09/investigators-pin-edenville-dam-failure-on-static-liquefaction.html

·????????Report:?https://damsafety-prod.s3.amazonaws.com/s3fs-public/files/Edenville-Sanford_Interim%20Report_Sept2021_Final.pdf


Another 8 miles of caves discovered at Mammoth Cave National Park in Kentucky – total length now 420 miles

·????????https://www.yahoo.com/news/world-longest-cave-just-got-210201113.html

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Mix of strong & weak rocks may cause slow earthquakes in subduction zones

·????????https://eos.org/editor-highlights/subduction-zone-earthquakes-fast-and-slow-weak-and-strong

·????????Paper:?https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2021AV000416

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Seismic records of internal oceanic gravity waves may delineate constraints on ocean dynamics

·????????https://eos.org/editor-highlights/atoll-seismometer-detection-of-solitary-ocean-waves

·????????Paper:?https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2021AV000475

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How long do black carbon particles that evolve from hydrophobic to cloud nucleation sites remain in the atmosphere?

·????????https://eos.org/research-spotlights/how-long-do-black-carbon-particles-linger-in-the-atmosphere

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Visualizing the history of the Abitibi Gold Belt in the greenstone belt of Canada

·????????https://www.visualcapitalist.com/the-history-of-the-abitibi-gold-belt/

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Lightning kills 14 & injures 3 in northwest Pakistan

·????????https://www.spacedaily.com/reports/Lightning_strike_kills_14_in_northwest_Pakistan_999.html

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USGS hazards science – be informed & prepared

·????????https://www.usgs.gov/news/usgs-hazards-science-be-informed-and-be-prepared

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New species of mid-Pleistocene fossil kiwi found in New Zealand

·????????https://www.sci-news.com/paleontology/apteryx-littoralis-10060.html


Carnotaurus sastrei – Late Cretaceous theropod had scales skin but no feathers

·????????https://www.sci-news.com/paleontology/carnotaurus-scaly-skin-10056.html

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Impact bombardment played significant role in evolution of Earth-Moon system even while lunar magma ocean was solidifying

·????????https://www.sci-news.com/space/young-moon-bombardment-10065.html

·????????Paper:?https://www.nature.com/articles/s41467-021-25818-7

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Palaeoscolecida – extinct ecdysozoan worms found in Late Cambrian Marjum Formation in Utah

·????????https://www.sci-news.com/paleontology/arrakiscolex-aasei-10063.html

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Some ice caps grew during past periods of warming

·????????https://www.sciencedaily.com/releases/2021/09/210909162229.htm?

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Prognosticating sea level rise this century

·????????https://phys.org/news/2021-09-oceans-sea-century.html

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Ice core research is important – video

·????????https://phys.org/news/2021-09-video-ice-core.html

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Drop in atmospheric CO2 during “Weissert” Event associated with dramatic cooling 133 myo

·????????https://phys.org/news/2021-09-atmospheric-co2-cooling-age-dinosaurs.html

·????????Paper:?https://www.nature.com/articles/s41467-021-25706-0

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Concerted efforts to collect ice cores before Grand Combin glacier melts

·????????https://www.cbc.ca/news/science/ice-core-climate-1.6173478

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Ethiopia plans 17 geothermal projects among 17 clean energy projects

·????????https://www.thinkgeoenergy.com/ethiopia-targets-implementation-of-17-geothermal-projects/

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Monitoring gas and magma pressure beneath Mount Etna – possible precursor to eruption

·????????https://eos.org/articles/etna-under-pressure-does-gas-buildup-foreshadow-eruption

·????????Paper:?https://www.science.org/doi/10.1126/sciadv.abg6297

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Three rock spurs in northern Arabia are decorated with life-sized carvings of camels & equids – dated to Neolithic period using variety of dating methods

·????????https://www.eurekalert.org/news-releases/928219

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Rethinking “hot spot” volcanoes – not quite ‘pristine’ magma from melting Mantle

·????????https://scitechdaily.com/what-lies-beneath-volcanic-secrets-revealed-weve-been-misled-geologically-deceived/

·????????Paper:?https://pubs.geoscienceworld.org/gsa/geology/article/doi/10.1130/G49224.1/607641/Volcanic-plumbing-filters-on-ocean-island-basalt


Call for moratorium on ocean mining to stop impacts on Pacific tuna fishery

·????????https://www.seafoodsource.com/news/environment-sustainability/scientists-call-for-moratorium-on-ocean-mining-as-time-to-make-rules-runs-short?

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Geology inspired Dante’s “Inferno”

·????????https://www.forbes.com/sites/davidbressan/2021/09/14/how-geology-inspired-dantes-divine-comedy/


Geological Map of Texas was issued in 1919

·????????https://medium.com/save-texas-history/geological-map-of-texas-d00ffcb751e8


Geological mapping data released for Southeast Australia

·????????https://www.mining.com/web/australia-releases-geological-mapping-data-for-southeast/


Some countries are high-risk environments for mining even as demand for minerals increases

·????????https://www.lexology.com/library/detail.aspx?g=b062f3be-6e12-4b05-bee6-41b4d0a52995

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Can seafloor mining solve the battery metals supply crisis?

·????????https://oilprice.com/Energy/Energy-General/Can-Deep-Sea-Mining-Solve-The-Battery-Metals-Supply-Crisis.html

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Mining industry in Nevada struggling to find new workers

·????????https://www.nnbw.com/news/2021/sep/13/nevadas-mining-workforce-remains-concern-demand-cr/


Geological mapping data released for Southeast Australia

·????????https://www.mining.com/web/australia-releases-geological-mapping-data-for-southeast/

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US mining companies blasting proposals in Congress to put royalties on minerals extracted from federal lands – 8% gross royalty on existing mines & 4% on new mines

·????????https://www.yahoo.com/news/u-miners-decry-mineral-royalty-155549949.html

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Exposure of plastics to sunlight can produce tens of thousands of water-soluble compounds

·????????https://www.whoi.edu/press-room/news-release/sunlight-can-break-down-marine-plastic-into-tens-of-thousands-of-chemical-compounds-study-finds/

·????????https://www.sciencetimes.com/articles/33402/20210913/sunlight-exposure-100-hours-less-melts-plastics-breaks-down-smaller.htm

·????????Paper:?https://pubs.acs.org/doi/abs/10.1021/acs.est.1c02272

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Volcano alerts in Japan and the Spanish Canary Island of La Palma

·????????https://www.aa.com.tr/en/asia-pacific/japan-raises-alert-level-after-volcano-erupts/2366953

·????????https://www.reuters.com/world/europe/earthquakes-ease-spains-la-palma-volcano-alert-remains-2021-09-17/


How landscapes evolve and respond to climate changes during warm periods under natural conditions

·????????https://www.sciencedaily.com/releases/2021/09/210916142806.htm


Prior to 1300 years ago, portion of Kenai Fjords National Park in Alaska was forested – receding glaciers now exposing interstadial wood remnants of the grand forest

·????????https://www.kansascity.com/news/nation-world/national/article254309353.html


Marking the anniversary of the M8.0 19 September 1985 earthquake that devastated Mexico City

·????????https://uk.news.yahoo.com/on-this-day-mexico-earthquake-1985-145618225.html


Perspective on the dichotomy:?global warming or global cooling

·????????https://www.dailysabah.com/arts/global-warming-or-heating-what-is-behind-climate-change/news


Iconic film of M7.9 Great Kanto Earthquake of 1923 in Tokyo now available online

·????????https://www.asahi.com/ajw/articles/14434227

·????????Video: ?https://kantodaishinsai.filmarchives.jp/


Higher waves in Arctic Sea may cause more ice clouds

·????????https://phys.org/news/2021-09-higher-ice-clouds-arctic-sea.html

·????????Paper:?https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2021GL094646

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Auroral noise has long been debated – may be related to electromagnetic resonance of the Earth

·????????https://theconversation.com/do-the-northern-lights-make-sounds-that-you-can-hear-168032 ?

·????????https://phys.org/news/2019-07-auroral-crackling-electromagnetic-resonances-earth.html

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