Ice Age Articles

• Fossils
  Geology
  Origin of Life
  Extinction
  Geography
  Environmental Policy
   

  Paleozoic

  The Paleozoic Era is a major division of the geologic timescale, one of four geologic eras. The Paleozoic includes six geologic periods; from oldest to youngest -- the Cambrian, Ordovician, Silurian, ... > more
• Oceanography
  Water
  Floods
  Geography
  Global Warming
  Desert
   
  

  Sediment

  Sediment is any particulate matter that can be transported by fluid flow and which eventually is deposited as a layer of solid particles on the bed or bottom of a body of water or other liquid. ... > more
• Volcanoes
  Global Warming
  Severe Weather
  Weather
  Geography
  Storms
   

  Year Without a Summer

  The Year Without a Summer, also known as the Poverty Year and Eighteen hundred and froze to death, was 1816, in which severe summer climate abnormalities destroyed crops in Northern Europe, the ... > more
• Global Warming
  Ice Ages
  Geomagnetic Storms
  Climate
  Severe Weather
  Storms
   
  

  Sun dog

  A sun dog or sundog (scientific name parhelion) is a relatively common atmospheric optical phenomenon associated with the reflection/refraction of sunlight by the numerous small ice crystals that ... > more
• Sun
  Geomagnetic Storms
  Solar Flare
  Renewable Energy
  Atmosphere
  Northern Lights
   
  

  Solar radiation

  Solar radiation is radiant energy emitted by the sun, particularly electromagnetic energy. About half of the radiation is in the visible short-wave part of the electromagnetic spectrum. The other ... > more
• Landslides
  Natural Disasters
  Volcanoes
  Snow and Avalanches
  Geology
  Earth Science
   
  

  Landslide

  A landslide is a geological phenomenon which includes a wide range of ground movement, such as rock falls, deep failure of slopes, and shallow debris ... > more
• Volcanoes
  Geography
  Rainforests
  Global Warming
  Environmental Policy
  Climate
   
  

  Mount Kilimanjaro

  Kilimanjaro is a mountain in northeastern Tanzania. Kilimanjaro is the tallest free-standing mountain rise in the world, rising 4600 meters (15,000 ft) from the base, and includes the highest peak in ... > more
• Global Warming
  Water
  Air Pollution
  Pollution
  Climate
  Environmental Issues
   
  

  Fog

  Fog is a cloud in contact with the ground. Fog differs from other clouds only in that fog touches the surface of the Earth. The same cloud that is not fog on lower ground may be fog where it contacts ... > more
• Weather
  Severe Weather
  Geomagnetic Storms
  Hurricanes and Cyclones
  Storms
  Global Warming
   
  

  Weather

  Weather is a term that encompasses phenomena in the atmosphere of a planet. The term is normally taken to mean the activity of these phenomena over short periods of time, usually no more than a few ... > more
• Forest
  Rainforests
  Trees
  Sustainability
  Soil Types
  Ecology
   

  Old growth forest

  Old growth forest, sometimes called late seral forest or ancient forest or primary forest is an area of forest that has attained great age and exhibits unique biological features. Old growth forests ... > more

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