A small #outcrop of the #Squantum Member of the #Roxbury #Conglomerate
These #rocks are in the #BostonBay Group, which is currently dated to #Neoproterozoic. The Squantum Member was interpreted as a #tillite, possibly associated with the #Gaskiers #glaciation, although there a scant signs like scratched pebbles or faceted cobbles. It is currently commonly interpreted as a #debrite (debris flow). Details in captions.
#geology #glacier #turbidite #Quincy #Boston #Massachusetts #NewEngland
#outcrop #squantum #roxbury #conglomerate #rocks #bostonbay #Neoproterozoic #tillite #gaskiers #glaciation #debrite #geology #Glacier #turbidite #quincy #boston #massachusetts #newengland
The 4th day #backpacking the #TrinityAlpsWilderness did have some burn at the start, but mostly was a day of lakes and explorations. I stopped by one of the Forest's designated special places (for #geology) even!
#hiking #nature #landscape #mountains #California #KlamathNF #PNW #waterfall #lake #dam #frog #CementBanks #bee #glaciation
#backpacking #trinityalpswilderness #geology #hiking #nature #landscape #mountains #california #klamathnf #pnw #waterfall #lake #dam #frog #cementbanks #bee #glaciation
This #geological formation (East Lady Evelyn Conservation Reserve) is near my hometown and quite amazing to visit - in particular to paddle a #canoe around. This geology is one of the reasons we were taught about #glaciation and their retreat during school. Features like eskers, kettles, moraines, and kames were all familiar to those in the area. #NorthernOntario
#geological #canoe #glaciation #NorthernOntario
Cartographie du monde au cours de la dernière période glaciaire
https://www.visualcapitalist.com/cp/mapped-world-the-last-ice-age/
#cartographie #glaciation #eau #géographie
#cartographie #glaciation #eau #geographie
UAF scientists to hunt for clues about Arctic Ocean glaciation
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Research assistant professor Louis Farquharson works at an ancient raised marine shoreline on the north shore of Teshekpuk Lake near Alaska's Arctic Ocean coast in 2013. Photo by Ben Jones.
Evidence indicates a thick ice sheet, not annual sea ice and...
https://alaska-native-news.com/uaf-scientists-to-hunt-for-clues-about-arctic-ocean-glaciation/67906/
#arctic ocean #glaciation #teshekpuk lake #ice #uaf
#arctic #glaciation #teshekpuk #ice #uaf
Rock on the beach at Barnum Point, Camano Island, WA. Conglomerate with subrounded cherty clasts in a dark matrix. Any sedimentary petrologists? Likely weathered out of till that caps the bluffs or a dropstone from floating ice on marine water incursion during the Everson interstade. Source rock provenance not known. Ref. Geologic map of the Juniper Beach 7.5-minute quadrangle, WDGER Geologic Map GM70. #geology #sedimentary #conglomerate #iceage #glaciation #PNW #washingtonstate #CamanoIsland
#geology #sedimentary #conglomerate #iceage #glaciation #pnw #washingtonstate #camanoisland
Rock on the beach at Barnum Point, Camano Island, WA. Looks like a granodiorite peppered with xenoliths. Igneous petrologists chime in. Likely weathered out of the till that caps the bluffs or a dropstone from floating ice on marine water incursion during the Everson interstade. Source rock provenance not known. Ref. Geologic map of the Juniper Beach 7.5-minute quadrangle, WDGER Geologic Map GM70. #geology #igneous #xenolith #iceage #glaciation #intrusive #PNW #washingtonstate #CamanoIsland
#geology #igneous #xenolith #iceage #glaciation #intrusive #pnw #washingtonstate #camanoisland
Atlantic white cedar #swamp, #Wellfleet, #CapeCod, #Massachusetts, USA
#AtlanticWhiteCedar (Juniper family, Chamaecyparis thyoides) grows in low areas on the US east coast. This swamp is probably in a kettle left by the #Pleistocene #glaciation, not interdune. These aren’t climax trees because the seedlings can’t grow in shade. These trees were harvested as rot-resistant timber by colonists, leading to extensive deforestation on the cape.
#photograph #woodland #landscape #fujifilm 12 mm
#swamp #wellfleet #capecod #massachusetts #atlanticwhitecedar #Pleistocene #glaciation #photograph #woodland #landscape #fujifilm
Atlantic white cedar #swamp, #Wellfleet, #CapeCod, #Massachusetts, USA
#AtlanticWhiteCedar (Juniper family, Chamaecyparis thyoides) grows in low areas on the US east coast. This swamp is growing is probably in a kettle left by the #Pleistocene #glaciation, not interdune. These aren’t climax trees because the seedlings can’t grow in shade. They were exploited as rot-resistant timber by colonists, leading to extensive deforestation on the cape.
#photograph #woodland #landscape #fujifilm 12 mm
#swamp #wellfleet #capecod #massachusetts #atlanticwhitecedar #Pleistocene #glaciation #photograph #woodland #landscape #fujifilm
More geology from my walk along the bluffs at Barnum Point on Camano Island. Classic glacial sequence in this region displayed in the bluff with advance outwash sand mantled by till from the ice sheet advance of the Vashon stade, i.e. the Puget Lobe. Outwash dated to estimated 18 to 20 ka. Till from about 18 ka to about 13.5 ka. Ref. Geologic map of the Juniper Beach 7.5-minute quadrangle, WDGER Geologic Map GM70. #geology #Pleistocene #iceage #stratigraphy #till #glacier #glaciation #PNW #WA
#geology #pleistocene #iceage #stratigraphy #till #glacier #glaciation #pnw #wa
Paleomagnetism aids research on the Northern Hemisphere Glaciation
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A small piece of Pacific Ocean floor, brought up 10 years ago by a Chinese research vessel from a depth of 16,500 feet and 2,700 miles from the San Francisco coast, has a large story to tell.
Researchers say a one-fifth-inch slice...
https://alaska-native-news.com/paleomagnetism-aids-research-on-the-northern-hemisphere-glaciation/67378/
#pacific #ocean floor #ferromanganese nodule #glaciation #uaf #timeline
#pacific #ocean #ferromanganese #glaciation #uaf #timeline
New talk alert! #ElZoominario: short scientific talks (in English) by #LatinxInSTEM
Watch Pablo Moreno Yaeger 🇨🇱 talk about how do #volcanoes respond to #glaciation and his experiences as #FirstGeneration student.
#Science #scicomm #Chile #volcano #geoscience #firstgeneration #glaciation #volcanoes #latinxinstem #elzoominario
New talk alert! #ElZoominario: short scientific talks (in English) by #LatinxInSTEM
Watch Pablo Moreno Yaeger 🇨🇱 talk about how do #volcanoes respond to #glaciation and his experiences as #FirstGeneration student.
#Science #scicomm #Chile #volcano #geoscience #firstgeneration #glaciation #volcanoes #latinxinstem #elzoominario
Phénomène naturel unique au Québec, et même au monde, la Caverne de Saint-Léonard est un lieu d’attraction incontournable
https://estmediamontreal.com/caverne-saint-leonard-attraction-unique/
#caverne #nature #spéléologie #glaciation #tourisme #Montréal #éducation # géologie #science #galerie #attraction
#attraction #galerie #science #education #montreal #tourisme #glaciation #speleologie #nature #caverne
My #LastFm #Winamp & #Spotify top albums chart from the previous week:
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#Hypocrisy #EÏs #Necrophobic #Tribulation #Demonical #ThyDarkenedShade #Vintersorg #DrowningTheLight #Maestus #Ahab #ColdWorld #Helheim #BeforeTheRain #DoomVS #LethianDreams #Lustre #Mistur #Fen #NegurăBunget #AnAutumnForCrippledChildren #Antlers #Aorlhac #Asphodèle #Glaciation
#glaciation #asphodele #aorlhac #antlers #AnAutumnForCrippledChildren #NeguraBunget #fen #mistur #lustre #LethianDreams #DoomVS #beforetherain #helheim #coldworld #ahab #maestus #drowningthelight #vintersorg #ThyDarkenedShade #demonical #tribulation #Necrophobic #eis #hypocrisy #spotify #winamp #lastfm
RT @MatthBurkhalter: The only way to save #glaciers is to stop #GlobalWarming
https://www.swissinfo.ch/eng/-the-only-way-to-save-glaciers-is-to-stop-global-warming-/48165490
Interview with Dutch climatologist Johannes Oerlemans has been recognised for his decades of research on glaciers and ice sheets.
#ClimateChange #SDGs #glaciation #balzanprize @BalzanPrize
🐦🔗: https://n.respublicae.eu/CopernicusEU/status/1609998976417234944
#glaciers #GlobalWarming #ClimateChange #SDGs #glaciation #BalzanPrize
A full on #Rutgers lineup here at the Indian & Southern Ocean (paleo)circulation session in S403b. First, Jim Wright provides a fresh (first?) look into Argentine drift sediments and the insights they hold regarding Neogene glaciation.
Now: Liz Sykes talks about the history of δ¹³C in the southeastern Indian Ocean and its implications for deglacial carbon change.
Take Home MEssage: Differential δ¹³C histories of proximal cores
#rutgers #deglaciation #glaciation #paleoceanography #agu22
For this #waterfallwednesday, a photo I took in 2011 looking up Little Yosemite Valley at Nevada (the upper one) and Vernal (the lower one) falls in #Yosemite National Park. These, and other waterfalls in Yosemite NP, are one of the legacies of #Pleistocene #glaciation in the #SierraNevada Mountains.
#waterfallwednesday #yosemite #pleistocene #glaciation #Sierranevada
@gem_abbott Oh go on then, #isleofskye #mountains #glaciation I was camping at Sligachan and walked inland a bit
#glaciation #mountains #isleofskye