continental glacial cover

См. также в других словарях:

• continental landform — ▪ geology Introduction       any conspicuous topographic feature on the largest land areas of the Earth. Familiar examples are mountains (including volcanic (volcanism) cones), plateaus, and valleys. (The term landform also can be applied to… …   Universalium

• glacial landform — ▪ geology Introduction  any product of flowing ice and meltwater. Such landforms are being produced today in glaciated areas, such as Greenland, Antarctica, and many of the world s higher mountain ranges. In addition, large expansions of present… …   Universalium

• Glacial history of Minnesota — The glacial history of Minnesota is most defined since the onset of the last glacial period, which ended some 10,000 years ago. Within the last million years, most of the Midwestern United States and much of Canada were covered at one time or… …   Wikipedia

• Last glacial period — Last glacial redirects here. For the period of maximum glacier extent during this time, see Last Glacial Maximum. The last glacial period was the most recent glacial period within the current ice age occurring during the last years of the… …   Wikipedia

• Last Glacial Maximum — The Last Glacial Maximum (LGM) refers to the time of maximum extent of the ice sheets during the last glaciation (the Würm or Wisconsin glaciation), approximately 20,000 years ago. This extreme persisted for several thousand years. At this time,… …   Wikipedia

• Illinoian Glacial Stage — ▪ geology       major division of geologic time and deposits in North American during the Pleistocene Epoch (1,600,000 to 10,000 years ago). The Illinoian, a time of widespread continental glaciation, follows the Yarmouth Interglacial Stage and… …   Universalium

• Pleistocene Epoch — Earlier and longer of the two epochs that constitute the Quaternary Period. The Pleistocene began с 1.8 million years ago and ended с 10,000 years ago. It was preceded by the Pliocene Epoch of the Tertiary Period and followed by the Holocene… …   Universalium

• Glacier — This article is about the geological formation. For other uses, see Glacier (disambiguation). The Baltoro Glacier in the Karakoram, Kashmir, Northern Pakistan. At 62 kilometres (39 mi) in length, it is one of the longest alpine glaciers on… …   Wikipedia

• Retreat of glaciers since 1850 — The retreat of glaciers since 1850, worldwide and rapid, affects the availability of fresh water for irrigation and domestic use, mountain recreation, animals and plants that depend on glacier melt, and in the longer term, the level of the oceans …   Wikipedia

• Alaskan mountains — ▪ mountains, United States Introduction       three principal mountain groups the Brooks Range, Alaska Range, and Aleutian Range found in Alaska.  The mountain ranges of Alaska give their state a rugged and beautiful terrain across its entire… …   Universalium

• Réchauffement climatique — Cet article concerne le réchauffement climatique. Pour les variations cycliques de l histoire du climat, voir changement climatique. Différence de température globale moyenne de …   Wikipédia en Français