Geology Articles

• Climate
  Global Warming
  Ice Ages
  Weather
  Environmental Issues
  Environmental Policy
   
  

  Temperature record

  The temperature record shows the fluctuations of the temperature of the atmosphere and the oceans through various spans of time. The most detailed information exists since 1850, when methodical ... > more
• Earthquakes
  Natural Disasters
  Tsunamis
  Wildfires
  Geography
  Severe Weather
   
  

  1906 San Francisco earthquake

  The San Francisco earthquake of 1906 was a major earthquake that struck San Francisco and the coast of northern California at 5:12am on Wednesday, April 18, ... > more
• Air Pollution
  Air Quality
  Atmosphere
  Pollution
  Environmental Science
  Environmental Issues
   
  

  Inversion (meteorology)

  A temperature inversion is a meteorological phenomenon in which air temperature increases with height for some distance above the ground, as opposed to the normal decrease in temperature with height. ... > more
• Earth Science
  Geology
  Near-Earth Object Impacts
  Geomagnetic Storms
  Environmental Issues
  Earthquakes
   
  

  Earth

  Earth  is the third planet from the Sun and is the largest of the terrestrial planets in the Solar System, in both diameter and mass. It is also referred to as the Earth, Planet Earth, Gaia, ... > more
• Atmosphere
  Geochemistry
  Climate
  Air Quality
  Environmental Issues
  Air Pollution
   
  

  Atmospheric chemistry

  Atmospheric chemistry is a branch of atmospheric science in which the chemistry of the Earth's atmosphere and that of other planets is studied. It is a multidisciplinary field of research and draws ... > more
• Global Warming
  Ice Ages
  Climate
  Geography
  Oceanography
  Snow and Avalanches
   
  

  Ice sheet

  An Ice sheet is a mass of glacier ice that covers surrounding terrain and is greater than 50,000 square kilometers (19,305 square miles). The only current ice sheets are Antarctic and Greenland; ... > more
• Volcanoes
  Natural Disasters
  Landslides
  Floods
  Geology
  Tsunamis
   
  

  Pyroclastic flow

  Pyroclastic flows are a common and devastating result of some volcanic eruptions. They are fast-moving fluidized bodies of hot gas, ash and rock (collectively known as tephra) which can travel away ... > more
• Water
  Oceanography
  Landslides
  Global Warming
  Floods
  Environmental Issues
   
  

  Erosion

  Erosion is the displacement of solids (soil, mud, rock and other particles) by the agents of wind, water or ice, by downward or down-slope movement in response to gravity or by living organisms (in ... > more
• Earthquakes
  Natural Disasters
  Sports Science
  Tsunamis
  Technology
  Electronics
   
  

  Seismometer

  Seismometer are used by seismologists to measure and record seismic waves. By studying seismic waves, geologists can map the interior of the Earth, and measure and locate earthquakes and other ground ... > more
• Earthquakes
  Natural Disasters
  Tsunamis
  Volcanoes
  Earth Science
  Geography
   
  

  Great Chilean Earthquake

  The Great Chilean Earthquake or Valdivia Earthquake (Terremoto de Valdivia in Spanish) of May 22, 1960 is the largest magnitude earthquake recorded since seismographic monitoring ... > more

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