• Thumbnail for Cordilleran ice sheet
    The Cordilleran ice sheet was a major ice sheet that periodically covered large parts of North America during glacial periods over the last ~2.6 million...
    15 KB (1,736 words) - 06:36, 15 April 2024
  • Thumbnail for Laurentide Ice Sheet
    merged with the Cordilleran Ice Sheet. The ice coverage extended approximately as far south as 38 degrees latitude mid-continent. This ice sheet was the primary...
    14 KB (1,672 words) - 16:37, 1 March 2024
  • Thumbnail for Wisconsin glaciation
    period of the North American ice sheet complex, peaking more than 20,000 years ago. This advance included the Cordilleran Ice Sheet, which nucleated in the...
    16 KB (1,491 words) - 09:14, 7 March 2024
  • Thumbnail for Last Glacial Period
    the Cordilleran ice sheet and as ice fields and ice caps in the Sierra Nevada in northern California. In northern Eurasia, the Scandinavian ice sheet once...
    48 KB (5,348 words) - 08:24, 8 April 2024
  • Thumbnail for Vashon Glaciation
    Vashon Glaciation (category Ice ages)
    present defined as January 1, 1950 for this scale). The Cordilleran Ice Sheet was an ice sheet that covered present-day southern Alaska and parts of western...
    31 KB (1,839 words) - 07:33, 14 January 2024
  • Thumbnail for Channeled Scablands
    an entrance in the northeast and an exit in the southwest. The Cordilleran ice sheet dammed up Glacial Lake Missoula at the Purcell Trench Lobe. A series...
    16 KB (1,818 words) - 10:37, 4 April 2024
  • Thumbnail for Greenland ice sheet
    The Greenland ice sheet is an ice sheet which forms the second largest body of ice in the world. It is an average of 1.67 km (1.0 mi) thick, and over 3 km...
    163 KB (16,910 words) - 21:51, 18 April 2024
  • Thumbnail for Peopling of the Americas
    now-extinct Pleistocene megafauna along ice-free corridors that stretched between the Laurentide and Cordilleran ice sheets. Another route proposed is that,...
    130 KB (13,453 words) - 23:13, 23 April 2024
  • Thumbnail for Meltwater pulse 1A
    Ice sheet modelling work suggests that the abrupt onset of the Bølling-Allerød (B-A) may have triggered the separation of the Cordilleran ice sheet and...
    21 KB (2,703 words) - 18:59, 26 December 2023
  • Thumbnail for Dry Falls
    Glacial Lake Columbia was formed on the ice-dammed Columbia River behind the Okanogan lobe of the Cordilleran Ice Sheet. Lake Columbia's overflow – the diverted...
    5 KB (566 words) - 14:19, 17 September 2023