historyto3-blog

[historyto3-blog]

Hi All - I am tired of Facebook disabling and removing my pages and accounts without explanation or opportunity to explain or appeal, so f*** 'em; I will gradually be moving all of my pages and accounts away from Facebook - For now; you can follow my History of Toronto series here: TorontoTransitBlog - #HistoryTO Series - Geological History of Toronto (and the surrounding region) - http://www.torontotransitblog.com/444657873 [NOTE: Links for other periods of time (and other series) to follow at a later date, as the series develops] MeWe - History of Toronto - https://mewe.com/p/historyoftoronto Also; MeWe - History of Toronto Group - https://mewe.com/group/5e1045b3dde4e061aaf5250d Twitter - #HistoryTO - @HistoryTO3 (at Toronto, Ontario) https://www.instagram.com/p/B6-LAFVgD_O/?igshid=1a7se4ms6cazx

[historyto3-blog]

C. 𝟱 𝗠𝗶𝗹𝗹𝗶𝗼𝗻 𝗬𝗲𝗮𝗿𝘀 𝗔𝗴𝗼 ⠀⠀⠀⠀⠀⠀⠀⠀⠀ “The Laurentian River System is an ancient river in southern Ontario, Canada - The river predates the recent ice ages - The river valley was filled with glacial debris - Water still flows down this old valley—underground - The source of the aquifer is the Georgian Bay, approximately 200 kilometres (120 miles) away” - wikipedia ⠀⠀⠀⠀⠀⠀⠀⠀⠀ @HistoryTO3 / #HistoryTO #TorontoHistory #LaurentianRiver #LaurentianRiverSystem #SouthernOntario #LaurentideIceSheet #DeglaciationofNorthAmerica #WatershedON #HydrologyON #GeologicalHistoryTO #UrbanGeology ⠀⠀⠀⠀⠀⠀⠀⠀⠀ An 1890 map by J.W. Spencer - https://en.wikipedia.org/wiki/Laurentian_River_System (at Southern Ontario) https://www.instagram.com/p/B5j0Y8aBrF6/?igshid=tsjohtie78c9

[historyto3-blog]

⠀⠀⠀⠀⠀⠀⠀⠀⠀ 𝗔𝗯𝗼𝘂𝘁 𝟮,𝟲𝟬𝟬,𝟬𝟬𝟬 𝘁𝗼 𝟭𝟭,𝟳𝟬𝟬 𝗬𝗲𝗮𝗿𝘀 𝗔𝗴𝗼 ⠀⠀⠀⠀⠀⠀⠀⠀⠀ “Regional bedrock topography of the Laurentian trough, Niagara Escarpment area” ⠀⠀⠀⠀⠀⠀⠀⠀⠀ @HistoryTO3 / #HistoryTO #TorontoHistory #LaurentianTrough #SouthernOntario #PaleozoicBedrockON #GeologicalHistoryTO #UrbanGeology ⠀⠀⠀⠀⠀⠀⠀⠀⠀ href="https://www.nrcresearchpress.com/doi/pdfplus/10.1139/cjes-2017-0113">https://www.nrcresearchpress.com/doi/pdfplus/10.1139/cjes-2017-0113 (at Southern Ontario) https://www.instagram.com/p/B5juMMABXBL/?igshid=17t741o2ms8c8

[historyto3-blog]

⠀⠀⠀⠀⠀⠀⠀⠀⠀ 𝗢𝘃𝗲𝗿 𝟰𝟬𝟬 𝗠𝗶𝗹𝗹𝗶𝗼𝗻 𝗬𝗲𝗮𝗿𝘀 𝗔𝗴𝗼 ⠀⠀⠀⠀⠀⠀⠀⠀⠀ Ontario's Geological Wonder, Cheltenham Badlands, Caledon ⠀⠀⠀⠀⠀⠀⠀⠀⠀ @HistoryTO3 / #HistoryTO #TorontoHistory #CheltenhamBadlands #CaledonON #SouthernOntario #PaleozoicBedrock #GeologicalHistoryTO #UrbanGeology ⠀⠀⠀⠀⠀⠀⠀⠀⠀ https://www.youtube.com/watch?v=xpDmM2IApgQ (at Caledon, Ontario) https://www.instagram.com/p/B5jwJzbhX3U/?igshid=180h5e8o1zxd2

[historyto3-blog]

𝗣𝗿𝗲𝗰𝗮𝗺𝗯𝗿𝗶𝗮𝗻 𝗘𝗿𝗮 (𝟰,𝟲𝟬𝟬  𝘁𝗼 𝟱𝟰𝟭 𝗠𝗶𝗹𝗹𝗶𝗼𝗻 𝗬𝗲𝗮𝗿𝘀 𝗔𝗴𝗼) 𝘁𝗼 𝗗𝗲𝘃𝗼𝗻𝗶𝗮𝗻 𝗘𝗿𝗮 (𝟯𝟱𝟵 𝘁𝗼 𝟮𝟱𝟮 𝗠𝗶𝗹𝗹𝗶𝗼𝗻 𝗬𝗲𝗮𝗿𝘀 𝗔𝗴𝗼) (Study Period – 2003 to 2007) Location of OGS-led 3D mapping of Quaternary geology projects in southern Ontario. From north to south: Barrie-Oro, South Simcoe, Orangeville-Fergus, Waterloo Region and Brantford-Woodstock. Base map is from the provincial digital elevation model. @HistoryTO3 / #HistoryTO #TorontoHistory #SouthernOntario #Aquifers #QuaternaryDeposits #PaleozoicBedrock #GeologicalHistoryTO #UrbanGeology https://www.semanticscholar.org/paper/APPROACHING-A-DECADE-OF-THREE-DIMENSIONAL-MAPPING-%3B-Bajc-Burt/98501b204303904c1bd553ee4371a1029acc0a75%E2%80%9D>https://www.semanticscholar.org/paper/APPROACHING-A-DECADE-OF-THREE-DIMENSIONAL-MAPPING-%3B-Bajc-Burt/98501b204303904c1bd553ee4371a1029acc0a75“>https://www.semanticscholar.org/paper/APPROACHING-A-DECADE-OF-THREE-DIMENSIONAL-MAPPING-%3B-Bajc-Burt/98501b204303904c1bd553ee4371a1029acc0a75”>https://www.semanticscholar.org/paper/APPROACHING-A-DECADE-OF-THREE-DIMENSIONAL-MAPPING-%3B-Bajc-Burt/98501b204303904c1bd553ee4371a1029acc0a75 (at Southern Ontario) https://www.instagram.com/p/B5mLx_Ahdfs/?igshid=in46btbgguow