Tsunami Articles

• Energy and the Environment
  Electricity
  Renewable Energy
  Sustainability
  Energy Technology
  Solar Energy
   
  

  Hydroelectricity

  Hydroelectricity is electricity obtained from hydropower. Most hydroelectric power comes from the potential energy of dammed water driving a water turbine and generator. Less common variations make ... > more
• Global Warming
  Oceanography
  Early Climate
  El Nino and La Nina
  Climate
  Geology
   
  

  Sequence stratigraphy

  Sequence stratigraphy is a relatively new branch of geology that attempts to link prehistoric sea-level changes to sedimentary deposits. The 'sequence' part of the name refers to cyclic sedimentary ... > more
• Global Warming
  Oceanography
  El Nino and La Nina
  Climate
  Floods
  Geography
   
  

  Sea level

  Mean sea level (MSL) is the average (mean) height of the sea, with reference to a suitable reference surface. Defining the reference level, however, involves complex measurement, and accurately ... > more
• Energy and the Environment
  Renewable Energy
  Physics
  Energy Technology
  Solar Energy
  Environmental Science
   
  

  Radiant energy

  Radiant energy is the energy of electromagnetic waves. The term is most commonly used in the fields of radiometry, solar energy, heating and lighting, but is also used less frequently in other fields ... > more
• Hurricanes and Cyclones
  Severe Weather
  Weather
  Natural Disasters
  Storms
  Oil Spills
   
  

  Meteorological history of Hurricane Katrina

  The meteorological history of Hurricane Katrina, an extremely destructive hurricane which was Category 5 at its peak, starts from its formation over the southeastern Bahamas as Tropical Depression ... > 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
• Computer Modeling
  Climate
  Global Warming
  Weather
  Environmental Issues
  Nature
   
  

  Global climate model

  General Circulation Models (GCMs) are a class of computer-driven models for weather forecasting, understanding climate and projecting climate change, where they are commonly called Global Climate ... > more
• Water
  Pollution
  Environmental Issues
  Air Quality
  Air Pollution
  Environmental Science
   
  

  Water pollution

  Water pollution is a large set of adverse effects upon water bodies (lakes, rivers, oceans, groundwater) caused by human activities. Although natural phenomena such as volcanoes, storms, earthquakes ... > more
• Oil Spills
  Energy and Resources
  Petroleum
  Energy and the Environment
  Geology
  Earthquakes
   
  

  Petroleum geology

  Petroleum geology refers to the specific set of geological disciplines that are applied to the search for hydrocarbons (oil exploration). Petroleum geology is principally concerned with the ... > more
• Hurricanes and Cyclones
  Severe Weather
  Storms
  Geography
  Tornadoes
  Natural Disasters
   
  

  Hurricane Hugo

  Hurricane Hugo was a destructive Category 5 hurricane that struck Puerto Rico, St. Croix, South Carolina and North Carolina in September of the 1989 Atlantic hurricane season, killing at least 70 ... > more

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