Near-Earth Object Impact Articles

• Global Warming
  Environmental Policy
  Climate
  Environmental Issues
  Geography
  Hurricanes and Cyclones
   
  

  Kyoto Protocol

  The Kyoto Protocol or Kyoto Protocol to the United Nations Framework Convention on Climate Change is an international treaty on climate ... > more
• Pollution
  Water
  Ecology
  Acid Rain
  Air Pollution
  Sustainability
   
  

  Eutrophication

  Eutrophication is the enrichment of an ecosystem with chemical nutrients, typically compounds containing nitrogen, phosphorus, or both. Eutrophication can be a natural process in lakes, occurring as ... > more
• Computer Modeling
  Computer Science
  Mathematical Modeling
  Distributed Computing
  Computer Programming
  Communications
   

  Computer simulation

  A computer simulation or a computer model is a computer program that attempts to simulate an abstract model of a particular system. Computer simulations have become a useful part of mathematical ... > more
• Volcanoes
  Natural Disasters
  Tsunamis
  Geography
  Geology
  Earthquakes
   
  

  Krakatoa

  Krakatoa is a volcanic island in the Sunda Strait between Java and Sumatra in Indonesia. It has erupted repeatedly, massively and with disastrous consequences throughout recorded history. The best ... > more
• Tundra
  Global Warming
  Climate
  Geography
  Forest
  Rainforests
   
  

  Tundra

  In physical geography, tundra is an area where the tree growth is hindered by low temperatures and short growing seasons. There are three types of tundra: Arctic tundra, Antarctic tundra, and alpine ... > more
• Hurricanes and Cyclones
  Severe Weather
  Storms
  Geography
  Weather
  Environmental Policy
   
  

  Cyclone Tracy

  Cyclone Tracy was a tropical cyclone that devastated the city of Darwin, Australia, from December 24 to December 25, ... > more
• Ozone Holes
  Chemistry
  Air Quality
  Environmental Issues
  Sports Science
  Inorganic Chemistry
   
  

  Haloalkane

  The haloalkanes (also known as Halogenoalkanes) are a group of chemical compounds, consisting of alkanes, such as methane or ethane, with one or more halogens linked, such as chlorine or fluorine, ... > more
• Energy and the Environment
  Petroleum
  Renewable Energy
  Environmental Science
  Oil Spills
  Fossil Fuels
   
  

  Biodiesel

  Biodiesel refers to a diesel-equivalent, processed fuel derived from biological sources. Though derived from biological sources, it is a processed fuel that can be readily used in diesel-engined ... > more
• Insects (including Butterflies)
  Trees
  Rainforests
  Ecology
  Geography
  Soil Types
   
  

  Termite

  Termites, sometimes known as white ants, are a group of eusocial insects usually classified at the taxonomic rank of order, Isoptera. Termites feed on dead plant material, generally in the form of ... > more
• Water
  Floods
  Geography
  Oceanography
  Drought Research
  Global Warming
   
  

  River

  A river is a large natural waterway. The source of a river may be a lake, a spring, or a collection of small streams, known as headwaters. From their source, all rivers flow downhill, typically ... > more

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