Browse "Geology"

Displaying 31-37 of 37 results

  • Article

    Québec's Postglacial Seas

    Between about 100 000 and 12 000 years ago, the whole area of Québec as well as a major part of the northern hemisphere was covered with a thick layer of ice. In the late PLEISTOCENE era, just over 12 000 years ago, Québec underwent a gradual warming of the atmosphere.

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    https://d2ttikhf7xbzbs.cloudfront.net/media/media/e3cfe0fb-4ec8-418c-b14c-582f156d72a1.jpg Québec's Postglacial Seas

  • Article

    Rock slide

    A rock slide is a type of landslide occurring when a mass of rock moves quickly downslope.

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    https://d2ttikhf7xbzbs.cloudfront.net/media/media/698e80ed-51d4-40c7-a75f-36d14b5e66b3.jpg Rock slide

  • Article

    Scotian Shelf

    Scotian Shelf, a 700 km section of the Continental Shelf off Nova Scotia. Bounded by the Laurentian Channel on the NE, and Northeast Channel and the Gulf of Maine on the SW, it varies in width from 120 to 240 km; the average depth is 90 m.

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    https://development.thecanadianencyclopedia.ca/images/tce_placeholder.jpg?v=e9dca980c9bdb3aa11e832e7ea94f5d9 Scotian Shelf

  • Article

    Sedimentary Rock

     Only about 5% of the Earth's crust is composed of sedimentary rocks, but they cover 70-75% of the exposed surface and contain many economically important minerals, as well as coal and petroleum.

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    https://d2ttikhf7xbzbs.cloudfront.net/media/media/233c4490-07ce-414e-b2d5-e30602befc75.jpg Sedimentary Rock

  • Article

    Spring

    A spring is a point of natural, concentrated groundwater discharge from soil or rock. 

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    https://d2ttikhf7xbzbs.cloudfront.net/media/media/24f61a09-a6c8-4eb9-9898-c8a025daa602.jpg Spring

  • Article

    Volcano

     A volcano is an opening in the crust of a planetary body through which liquid, gaseous or solid material is expelled; also the structure formed by eruption of this material.

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    https://d2ttikhf7xbzbs.cloudfront.net/media/media/55b65d67-fab1-4bea-a12a-8d19e4088565.jpg Volcano

  • Article

    Weathering

    Fragmented rock materials formed by mechanical weathering are normally larger than clay particles. These materials constitute major sources of sediment for later erosion, transportation and deposition under the impetus of gravity, wind, water or ice.

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    https://d2ttikhf7xbzbs.cloudfront.net/media/media/1feca1f5-6d62-4849-ada5-e7b61d404647.jpg Weathering