Earthquake Articles

• Hurricanes and Cyclones
  Severe Weather
  Storms
  Floods
  Weather
  Natural Disasters
   
  

  Saffir-Simpson Hurricane Scale

  The Saffir-Simpson Hurricane Scale is a scale classifying most Western Hemisphere tropical cyclones that exceed the levels of "tropical depression" and "tropical storm" and thereby become ... > more
• Earth Science
  Geology
  Earthquakes
  Environmental Issues
  Climate
  Oceanography
   
  

  Earth science

  Many scientists are now starting to use an approach known as Earth system science which treats the entire Earth as a system in its own right, which evolves as a result of positive and negative ... > more
• Oceanography
  Geography
  Global Warming
  Coral Reefs
  Floods
  Geology
   
  

  Geology of the Capitol Reef area

  The exposed geology of the Capitol Reef area presents a record of mostly Mesozoic-aged sedimentation in an area of North America in and around Capitol Reef National Park. Nearly 10,000 feet (3,000 m) ... > more
• Near-Earth Object Impacts
  Earth Science
  Natural Disasters
  Forest
  Atmosphere
  Earthquakes
   
  

  Tunguska event

  The Tunguska event was an explosion that occurred at 60 degrees 55'N 101degrees 57'E, near the Podkamennaya (Under Rock) Tunguska River, in what is now Evenk Autonomous Okrug, at 7:17 AM on June 30, ... > more
• Geography
  Geology
  Earth Science
  Earthquakes
  Oceanography
  Drought Research
   
  

  Pangaea

  Pangaea or Pangea is the name given to the supercontinent that existed during the Paleozoic and Mesozoic eras, before the process of plate tectonics separated each of the component continents into ... > more
• Environmental Policy
  Geography
  Environmental Issues
  Ecology
  Earth Science
  Global Warming
   

  Timeline of environmental events

  The timeline of environmental events is a historical account of events that have shaped humanity's perspective on the environment. This timeline includes some major natural events, man-made ... > more
• Near-Earth Object Impacts
  Earth Science
  Geology
  Earthquakes
  Environmental Issues
  Geomagnetic Storms
   
  

  Impact event

  Impact events are caused by the collision of large meteoroids, asteroids or comets (generically: bolides) with Earth and may sometimes be followed by mass extinctions of ... > more
• Water
  Geography
  Ecosystems
  Global Warming
  Ecology
  Floods
   
  

  Lake

  A lake is a body of water or other liquid of considerable size surrounded entirely by land. A vast majority of lakes on Earth are fresh water, and most lie in the Northern Hemisphere at higher ... > 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
• Global Warming
  Ice Ages
  Snow and Avalanches
  Oceanography
  Water
  Climate
   
  

  Glacier

  A glacier is a large, long-lasting river of ice that is formed on land and moves in response to gravity. A glacier is formed by multi-year ice accretion in sloping terrain. Glaciers can be found on ... > more

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