Caving Articles

• Energy and the Environment
  Alternative Fuels
  Renewable Energy
  Fuel Cells
  Batteries
  Fossil Fuels
   
  

  Fuel cell

  A fuel cell is an electrochemical device similar to a battery, but differing from the latter in that it is designed for continuous replenishment of the reactants consumed; i.e. it produces ... > more
• Hazardous Waste
  Recycling and Waste
  Environmental Science
  Renewable Energy
  Energy and the Environment
  Environmental Issues
   
  

  Waste

  Waste, rubbish, or garbage is unwanted or undesired material. Waste is something which has lost its apparent value to its owner. It is a misplaced ... > more
• Fish
  Marine Biology
  New Species
  Geography
  Sea Life
  Ecology Research
   
  

  Krill

  Krill are shrimp-like marine invertebrate animals. These small crustaceans are important organisms of the zooplankton, particularly as food for baleen whales, Mantas, whale sharks, Crabeater seals ... > more
• Insects (including Butterflies)
  Invasive Species
  Animals
  Exotic Species
  New Species
  Mating and Breeding
   
  

  Ant

  Ants are one of the most successful groups of insects in the animal kingdom and are of particular interest because they are a social insect and form highly organized colonies or nests, often ... > more
• Tornadoes
  Severe Weather
  Climate
  Natural Disasters
  Hurricanes and Cyclones
  Geography
   

  List of tornadoes and tornado outbreaks

  These are some notable tornadoes, tornado outbreaks, and tornado outbreak sequences that have occurred around the ... > 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
• Hurricanes and Cyclones
  Severe Weather
  Storms
  Weather
  Tornadoes
  Natural Disasters
   
  

  Galveston Hurricane of 1900

  The Galveston Hurricane of 1900 made landfall on the city of Galveston, Texas, on September 8, 1900. It had estimated winds of 135 miles per hour (215 km/h) at landfall, making it a Category 4 storm ... > more
• Trees
  Botany
  Forest
  Nature
  Exotic Species
  Invasive Species
   
  

  Tree

  A tree can be defined as a large, perennial, woody plant. Though there is no set definition regarding minimum size, the term generally applies to plants at least 6 m (20 ft) high at maturity and, ... > more
• Endangered Animals
  Extinction
  Endangered Plants
  Nature
  New Species
  Ecology
   
  

  Endangered species

  An endangered species is a population of an organism (usually a taxonomic species), which because it is either few in number or threatened by changing environmental or predation parameters, leaving ... > more
• Ecology
  Biodiversity
  Environmental Policy
  Sustainability
  Rainforests
  Environmental Issues
   
  

  Conservation biology

  Conservation biology is the protection and management of biodiversity that uses principles and experiences from the biological sciences, from natural resource management, and from the social ... > more

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