SFBA.social

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Geological OutreachM6.9 earthquake, Papua New Guinea, at 20.04 UTC on 4 April 2025. Recorded in Nottingham using 'slinky' school seismometer <a href="https://mstdn.social/tags/earthquake" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#earthquake</a> ⚒️ <a href="https://mstdn.social/tags/geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a> 🦕 <a href="https://earthquake.usgs.gov/earthquakes/eventpage/us6000q41n/executive" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://earthquake.usgs.gov/earthquakes/eventpage/us6000q41n/executive</a>

Bob FisherCascada del Covacho crecida, por la geología de la sierra de Hoyo de Manzanares.<a href="https://eu.zonerama.com/bobfisherphoto/Photo/12994074/523669388" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://eu.zonerama.com/bobfisherphoto/Photo/12994074/523669388</a><a href="https://mastodon.social/tags/fotograf%C3%ADa" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#fotografía</a> <a href="https://mastodon.social/tags/photography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#photography</a> <a href="https://mastodon.social/tags/paisaje" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#paisaje</a> <a href="https://mastodon.social/tags/landscape" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#landscape</a> <a href="https://mastodon.social/tags/cascada" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#cascada</a> <a href="https://mastodon.social/tags/waterfall" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#waterfall</a> <a href="https://mastodon.social/tags/geolog%C3%ADa" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geología</a> <a href="https://mastodon.social/tags/geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a> <a href="https://mastodon.social/tags/SierraDeHoyo" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#SierraDeHoyo</a> <a href="https://mastodon.social/tags/SierraDeGuadarrama" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#SierraDeGuadarrama</a> <a href="https://mastodon.social/tags/Moralzarzal" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Moralzarzal</a> <a href="https://mastodon.social/tags/Madrid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Madrid</a>

RuggyBearLAAnza-Borrego Desert State Park<a href="https://mastodon.social/tags/US" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#US</a> <a href="https://mastodon.social/tags/United" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#United</a> States <a href="https://mastodon.social/tags/CA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#CA</a> <a href="https://mastodon.social/tags/California" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#California</a> <a href="https://mastodon.social/tags/Anza" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Anza</a>-BorregoDesert <a href="https://mastodon.social/tags/StatePark" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#StatePark</a> <a href="https://mastodon.social/tags/geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a> <a href="https://mastodon.social/tags/badlands" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#badlands</a>

Mountain MindsetFolding into Friday like it's already the weekend. Always amazed by the wonders and incredible energy carried out by geological forces. Hope the warmer days bring more time to find peace in nature. Every day can be a blessing outside, set an intention to find it. <a href="https://mountains.social/tags/foldfriday" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#foldfriday</a> <a href="https://mountains.social/tags/mountains" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#mountains</a> <a href="https://mountains.social/tags/geologywonders" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geologywonders</a> <a href="https://mountains.social/tags/geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a>

Bob FisherCascada del arroyo de Peña Herrea, moldeando la geología de la sierra de Hoyo de Manzanares.<a href="https://eu.zonerama.com/bobfisherphoto/Photo/12994074/523669386" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://eu.zonerama.com/bobfisherphoto/Photo/12994074/523669386</a><a href="https://mastodon.social/tags/fotograf%C3%ADa" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#fotografía</a> <a href="https://mastodon.social/tags/photography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#photography</a> <a href="https://mastodon.social/tags/cascada" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#cascada</a> <a href="https://mastodon.social/tags/waterfall" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#waterfall</a> <a href="https://mastodon.social/tags/geolog%C3%ADa" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geología</a> <a href="https://mastodon.social/tags/geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a> <a href="https://mastodon.social/tags/SierraDeHoyo" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#SierraDeHoyo</a> <a href="https://mastodon.social/tags/SierraDeGuadarrama" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#SierraDeGuadarrama</a> <a href="https://mastodon.social/tags/Moralzarzal" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Moralzarzal</a> <a href="https://mastodon.social/tags/Madrid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Madrid</a>

Bob FisherSobre la geología de las aguas del arroyo de Peña Herrera.<a href="https://eu.zonerama.com/bobfisherphoto/Photo/12994074/523669381" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://eu.zonerama.com/bobfisherphoto/Photo/12994074/523669381</a><a href="https://mastodon.social/tags/fotograf%C3%ADa" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#fotografía</a> <a href="https://mastodon.social/tags/photography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#photography</a> <a href="https://mastodon.social/tags/cascada" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#cascada</a> <a href="https://mastodon.social/tags/waterfall" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#waterfall</a> <a href="https://mastodon.social/tags/geolog%C3%ADa" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geología</a> <a href="https://mastodon.social/tags/geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a> <a href="https://mastodon.social/tags/SierraDeHoyo" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#SierraDeHoyo</a> <a href="https://mastodon.social/tags/SierraDeGuadarrama" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#SierraDeGuadarrama</a> <a href="https://mastodon.social/tags/Moralzarzal" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Moralzarzal</a> <a href="https://mastodon.social/tags/Madrid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Madrid</a>

Bob FisherFrente a la cascada del arroyo de Peña Herrera.<a href="https://eu.zonerama.com/bobfisherphoto/Photo/12994074/523669383" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://eu.zonerama.com/bobfisherphoto/Photo/12994074/523669383</a><a href="https://mastodon.social/tags/fotograf%C3%ADa" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#fotografía</a> <a href="https://mastodon.social/tags/photography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#photography</a> <a href="https://mastodon.social/tags/cascada" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#cascada</a> <a href="https://mastodon.social/tags/waterfall" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#waterfall</a> <a href="https://mastodon.social/tags/geolog%C3%ADa" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geología</a> <a href="https://mastodon.social/tags/geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a> <a href="https://mastodon.social/tags/SierraDeHoyo" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#SierraDeHoyo</a> <a href="https://mastodon.social/tags/SierraDeGuadarrama" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#SierraDeGuadarrama</a> <a href="https://mastodon.social/tags/Moralzarzal" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Moralzarzal</a> <a href="https://mastodon.social/tags/Madrid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Madrid</a>

The Kid Should See This 🌈🪐✨Scientists use magnetic minerals, fossil records, and innovative mapping to reconstruct our planet's 4-billion-year geological <a href="https://universeodon.com/tags/history" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#history</a>. You can trace the movement of continents from ancient Pangea to today's landscape, explaining how our world has constantly reshaped itself. 🌎🕰️👉 Learn more: <a href="https://thekidshouldseethis.com/post/magnetite-and-moving-maps-tracking-4-billion-years-of-plate-tectonics" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://thekidshouldseethis.com/post/magnetite-and-moving-maps-tracking-4-billion-years-of-plate-tectonics</a><a href="https://universeodon.com/tags/Science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Science</a> <a href="https://universeodon.com/tags/TKSST" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#TKSST</a> <a href="https://universeodon.com/tags/africa" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#africa</a> <a href="https://universeodon.com/tags/animation" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#animation</a> <a href="https://universeodon.com/tags/antarctica" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#antarctica</a> <a href="https://universeodon.com/tags/australia" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#australia</a> <a href="https://universeodon.com/tags/canada" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#canada</a> <a href="https://universeodon.com/tags/chemistry" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#chemistry</a> <a href="https://universeodon.com/tags/climate" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#climate</a> <a href="https://universeodon.com/tags/geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a> <a href="https://universeodon.com/tags/geography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geography</a> <a href="https://universeodon.com/tags/ocean" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#ocean</a> <a href="https://universeodon.com/tags/paleontology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#paleontology</a> <a href="https://universeodon.com/tags/physics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#physics</a> <a href="https://universeodon.com/tags/STEM" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#STEM</a> <a href="https://universeodon.com/tags/video" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#video</a>

bseSeeping Groundwater Can Be a Hidden Source of Greenhouse Gases - Eos <a href="https://toad.social/tags/geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a> (h/t traqua @ bsky)<a href="https://eos.org/research-spotlights/seeping-groundwater-can-be-a-hidden-source-of-greenhouse-gases" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://eos.org/research-spotlights/seeping-groundwater-can-be-a-hidden-source-of-greenhouse-gases</a>

bse"The Rivers That Science Says Shouldn’t Exist" <a href="https://toad.social/tags/geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a><a href="https://eos.org/research-spotlights/the-rivers-that-science-says-shouldnt-exist" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://eos.org/research-spotlights/the-rivers-that-science-says-shouldnt-exist</a>

Europe Says<a href="https://www.europesays.com/1968758/" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://www.europesays.com/1968758/</a> Two Major Earthquakes Hit Near Reykjanestá, Iceland #5.3Magnitude <a href="https://pubeurope.com/tags/Akranes" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Akranes</a> <a href="https://pubeurope.com/tags/EarthTremors" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#EarthTremors</a> <a href="https://pubeurope.com/tags/earthquakes" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#earthquakes</a> <a href="https://pubeurope.com/tags/geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a> <a href="https://pubeurope.com/tags/GroundShaking" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#GroundShaking</a> <a href="https://pubeurope.com/tags/Hverager%C3%B0i" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Hveragerði</a> <a href="https://pubeurope.com/tags/iceland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#iceland</a> <a href="https://pubeurope.com/tags/IcelandicMeteorologicalOffice" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#IcelandicMeteorologicalOffice</a> <a href="https://pubeurope.com/tags/island" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#island</a> <a href="https://pubeurope.com/tags/Magma" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Magma</a> <a href="https://pubeurope.com/tags/Reykjanest%C3%A1" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Reykjanestá</a> <a href="https://pubeurope.com/tags/SeismicActivity" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#SeismicActivity</a> <a href="https://pubeurope.com/tags/SeismicTremors" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#SeismicTremors</a> <a href="https://pubeurope.com/tags/SouthwestIceland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#SouthwestIceland</a> <a href="https://pubeurope.com/tags/Sundhn%C3%BAkag%C3%ADgarCrater" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#SundhnúkagígarCrater</a> <a href="https://pubeurope.com/tags/V%C3%ADk" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Vík</a> <a href="https://pubeurope.com/tags/VolcanicActivity" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#VolcanicActivity</a> <a href="https://pubeurope.com/tags/VolcanicEruption" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#VolcanicEruption</a>

Cormacs CoastA small concretion that has eroded out of the sedimentary rock layers here on the shore. It possibly has a fossil inside, but I like it too much to break it open 😍 County Clare, Ireland.Cormacscoast.com walking tours <a href="https://mastodon.sdf.org/tags/wildatlanticway" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#wildatlanticway</a> <a href="https://mastodon.sdf.org/tags/walkingtours" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#walkingtours</a> <a href="https://mastodon.sdf.org/tags/discoverireland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#discoverireland</a> <a href="https://mastodon.sdf.org/tags/keepdiscovering" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#keepdiscovering</a> <a href="https://mastodon.sdf.org/tags/concretion" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#concretion</a> <a href="https://mastodon.sdf.org/tags/geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a> <a href="https://mastodon.sdf.org/tags/prettypebble" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#prettypebble</a> <a href="https://mastodon.sdf.org/tags/pocketpebbles" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#pocketpebbles</a> <a href="https://mastodon.sdf.org/tags/Ireland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Ireland</a>

Atlas ObscuraScientists compiled decades of data to reveal the continent hiding beneath millions of miles of ice.<a href="https://libranet.de/search?tag=ice" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#ice</a> <a href="https://libranet.de/search?tag=geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a> <a href="https://libranet.de/search?tag=climatechange" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#climatechange</a> <a href="https://libranet.de/search?tag=antarctic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#antarctic</a> <a href="https://libranet.de/search?tag=cartography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#cartography</a> <a href="https://libranet.de/search?tag=maps" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#maps</a> <a href="https://libranet.de/search?tag=columns" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#columns</a> <a href="https://libranet.de/search?tag=goodnewsfromplanetearth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#goodnewsfromplanetearth</a> <a href="https://libranet.de/search?tag=section-Articles" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#section-Articles</a> <a href="https://www.atlasobscura.com/articles/antarctica-without-ice-map" rel="nofollow noopener noreferrer" target="_blank">This Is the Most Detailed Map of Antarctica Ever Made</a>

DaliCirque de Moureze in the Hérault <a href="https://pixelfed.social/discover/tags/france?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#france</a> <a href="https://pixelfed.social/discover/tags/paysage?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#paysage</a> <a href="https://pixelfed.social/discover/tags/nature?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#nature</a> <a href="https://pixelfed.social/discover/tags/geology?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a>

Wm.son<a href="https://universeodon.com/tags/Rocks" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Rocks</a> <a href="https://universeodon.com/tags/Geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Geology</a> It's not my imagination, is it? There are 4 corners in the rock? It's not etched or carved that I can see. The rock is probably 2 x 3 feet wide and half buried so it's a big one.

*_jayropeSouthwest Iceland's going through a fascinating earthquake phase right now, including a super tiny volcanic eruption (by now). It's like an artificial theme park for a friendly family audience, except it's real. Source: #^<a class="" href="https://en.vedur.is/earthquakes-and-volcanism/earthquakes/atlantic/" rel="nofollow noopener noreferrer" target="_blank">https://en.vedur.is/earthquakes-and-volcanism/earthquakes/atlantic/</a> Btw: @<a href="https://mastodon.social/@RagnarHeidar" rel="nofollow noopener noreferrer" target="_blank">Ragnar Heiðar Þrastarson</a> will give you more of this. #<a class="" href="https://hub.kliklak.net/search?tag=earthquakes" rel="nofollow noopener noreferrer" target="_blank">earthquakes</a> #<a class="" href="https://hub.kliklak.net/search?tag=volcanism" rel="nofollow noopener noreferrer" target="_blank">volcanism</a> #<a class="" href="https://hub.kliklak.net/search?tag=iceland" rel="nofollow noopener noreferrer" target="_blank">iceland</a> #<a class="" href="https://hub.kliklak.net/search?tag=geology" rel="nofollow noopener noreferrer" target="_blank">geology</a> <a class="" href="https://hub.kliklak.net/photos/jrp/image/9960de6f-2d49-466e-9ae5-a6629b1ffcf8" rel="nofollow noopener noreferrer" target="_blank"></a>

nationalparksMono Lake and the Owens Valley today. Image credit Great Basin Unified Air Pollution Control District. For more information <a href="https://www.gbuapcd.org/District/AboutUs/" target="_blank" rel="nofollow noopener noreferrer" translate="no">https://www.gbuapcd.org/District/AboutUs/</a> and <a href="https://sfba.social/tags/nps" class="mention hashtag" rel="tag">#nps</a> <a href="https://sfba.social/tags/nationalparks" class="mention hashtag" rel="tag">#nationalparks</a> <a href="https://sfba.social/tags/usfs" class="mention hashtag" rel="tag">#usfs</a> <a href="https://sfba.social/tags/nationalforests" class="mention hashtag" rel="tag">#nationalforests</a> <a href="https://sfba.social/tags/interpretation" class="mention hashtag" rel="tag">#interpretation</a> <a href="https://sfba.social/tags/publiclands" class="mention hashtag" rel="tag">#publiclands</a> <a href="https://sfba.social/tags/photography" class="mention hashtag" rel="tag">#photography</a> <a href="https://sfba.social/tags/landscapephotography" class="mention hashtag" rel="tag">#landscapephotography</a> <a href="https://sfba.social/tags/newtopographics" class="mention hashtag" rel="tag">#newtopographics</a> <a href="https://sfba.social/tags/geology" class="mention hashtag" rel="tag">#geology</a> <a href="https://sfba.social/tags/geography" class="mention hashtag" rel="tag">#geography</a> <a href="https://sfba.social/tags/clouds" class="mention hashtag" rel="tag">#clouds</a> <a href="https://sfba.social/tags/california" class="mention hashtag" rel="tag">#california</a> <a href="https://sfba.social/tags/airquality" class="mention hashtag" rel="tag">#airquality</a> <a href="https://sfba.social/tags/mountains" class="mention hashtag" rel="tag">#mountains</a> <a href="https://sfba.social/tags/snow" class="mention hashtag" rel="tag">#snow</a> <a href="https://sfba.social/tags/lakes" class="mention hashtag" rel="tag">#lakes</a> <a href="https://sfba.social/tags/infrastructure" class="mention hashtag" rel="tag">#infrastructure</a> <a href="https://sfba.social/tags/monolake" class="mention hashtag" rel="tag">#monolake</a>

Geological OutreachM6.9 earthquake, Reykjanes Ridge, at 14.09 UTC on 3 April 2025. Recorded in Nottingham using 'slinky' (top) and horizontal pendulum school seismometers <a href="https://mstdn.social/tags/earthquake" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#earthquake</a> ⚒️ <a href="https://mstdn.social/tags/geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geology</a> 🦕 <a href="https://earthquake.usgs.gov/earthquakes/eventpage/us6000q3nw/executive?utm_medium=social&utm_source=twitter&utm_campaign=realtime" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://earthquake.usgs.gov/earthquakes/eventpage/us6000q3nw/executive?utm_medium=social&utm_source=twitter&utm_campaign=realtime</a>

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