Earth & Climate Articles

• Floods
  Water
  Landslides
  Natural Disasters
  Geography
  Ecology
   
  

  Floodplain

  A floodplain, or flood plain, is flat or nearly flat land adjacent to a stream or river that experiences occasional flooding. It includes the floodway, which consists of the stream channel and ... > more
• Earthquakes
  Geology
  Natural Disasters
  Geography
  Earth Science
  Tsunamis
   
  

  Geology of the Himalaya

  The Geology of the Himalaya is a record of the most dramatic and visible creations of modern plate tectonic forces. The Himalayas, which stretch over 2400 km are the result of an ongoing orogeny, the ... > more
• Earthquakes
  Geology
  Earth Science
  Landslides
  Environmental Science
  Natural Disasters
   
  

  Geotechnical engineering

  Geotechnical engineering is concerned with the engineering properties of earth materials. Geotechnical engineers investigate the soil and bedrock below a site to confirm their engineering properties ... > more
• Recycling and Waste
  Hazardous Waste
  Water
  Environmental Science
  Atmosphere
  Environmental Issues
   
  

  Septic tank

  A septic tank is part of a small scale sewage treatment system often referred to as a septic system, which consists of the tank itself and a septic drain ... > more
• Caving
  Water
  Drought Research
  Ecosystems
  Archaeology
  Pollution
   
  

  Stalactite

  A stalactite or dripstone, is a type of speleothem that hangs from the ceiling or wall of limestone caves. Stalactites are formed from the deposition of calcium carbonate and other minerals, which is ... > more
• Recycling and Waste
  Hazardous Waste
  Environmental Science
  Environmental Issues
  Earth Science
  Grassland
   

  Activated sludge

  Activated sludge is a process in sewage treatment in which air or oxygen is forced into sewage liquor to develop a biological floc which reduces the organic content of the ... > more
• Energy and the Environment
  Oil Spills
  Geography
  Air Quality
  Rainforests
  Renewable Energy
   
  

  Filling station

  A filling station, gas station or petrol station is a facility which sells fuel and lubricants for road motor vehicles. The most common fuels sold are gasoline (petrol) or diesel fuel. Some stations ... > more
• Exotic Species
  Invasive Species
  New Species
  Fish
  Geography
  Ecology Research
   
  

  Channidae

  The snakehead is a family with two genera (Asia: Channa, Africa: Parachanna) which consists of 30 scientific valid species of freshwater fish. The predatory fish is distinguished by a long dorsal ... > more
• Insects (including Butterflies)
  Pests and Parasites
  Exotic Species
  Agriculture and Food
  Invasive Species
  Zoology
   
  

  Pest (animal)

  A pest is an animal which has characteristics which people regard as injurious or unwanted. An example of serious pests are those organisms which vector human disease, such as rats and fleas which ... > more
• Volcanoes
  Natural Disasters
  Earthquakes
  Near-Earth Object Impacts
  Geography
  Tsunamis
   
  

  Caldera

  A caldera is a volcanic feature formed by the collapse of a volcano into itself, making it a large, special form of volcanic crater. A caldera collapse is usually triggered by the emptying of the ... > more

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