Sentence Examples


  • These afford the clearest evidences of glaciation on a great scale in early Carboniferous times.
  • Local glaciation has carved the higher levels of this range into a maze of amphitheatres containing lakes, separated from each other by aretes and alpine peaks.
  • Of the Urals, but the question as to the glaciation of the Urals still remains open.
  • Glaciation was formerly much more extensive, old moraines being observed down to 12,000 ft.
  • No satisfactory solution of this problem has been reached; but the association of the Great Lakes and other large lakes farther north in Canada with the great North American area of strong and repeated glaciation is highly suggestive.