Grassland Articles

• Organic
  Soil Types
  Fungus
  Geochemistry
  Acid Rain
  Microbiology
   
  

  Soil life

  Soil life is a collective term for all the organisms living within the soil. In a balanced soil, plants grow in an active and vibrant environment. Without the activities of soil organisms, dead ... > more
• Caving
  Acid Rain
  Geography
  Geology
  Oceanography
  Water
   
  

  Limestone

  Limestone is a sedimentary rock composed largely of the mineral calcite (calcium carbonate: CaCO3). Limestones often contain variable amounts of silica in the form of chert or flint, as well as ... > more
• Exotic Species
  Invasive Species
  Nature
  New Species
  Endangered Animals
  Wild Animals
   
  

  Introduced species

  An introduced species (also known as an exotic species) is an organism that is not native to the place or area where it is considered introduced and instead has been accidentally or deliberately ... > more
• Nature
  Ecology
  Ecology Research
  Global Warming
  Ecosystems
  Rainforests
   

  Homeostasis

  Homeostasis is the property of an open system, especially living organisms, to regulate its internal environment to maintain a stable, constant condition, by means of multiple dynamic equilibrium ... > more
• Monkeys
  Animals
  Endangered Animals
  Mammals
  Apes
  Nature
   
  

  Monkey

  A monkey is any member of two of the three groupings of simian primates. These two groupings are the New World and Old World monkeys of which together there are nearly 200 species. A group of monkeys ... > more
• Floods
  Desert
  Geology
  Water
  Oceanography
  Natural Disasters
   
  

  Sandstone

  Sandstone is a sedimentary rock composed mainly of sand-size mineral or rock grains. Most sandstone is composed of quartz and/or feldspar because these are the most common minerals in the earth's ... > more
• Organic
  Agriculture and Food
  Food and Agriculture
  Soil Types
  Sustainability
  Environmental Issues
   

  Organic farming methods

  Organic farming methods combine scientific knowledge and modern technology with traditional farming practices based on thousands of years of agriculture. In general, organic methods rely on naturally ... > more
• Desert
  Geography
  Floods
  Oceanography
  Renewable Energy
  Earth Science
   
  

  Dune

  In physical geography, a dune is a hill of sand built by eolian processes. Bare dunes are subject to shifting location and size based on their interaction with the wind. The "valley" or trough ... > 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
• Severe Weather
  Storms
  Tornadoes
  Hurricanes and Cyclones
  Snow and Avalanches
  Geomagnetic Storms
   
  

  1993 North American storm complex

  The 1993 North American storm complex, also known as the (Great) Blizzard of 1993, or the Storm of the Century, was a large cyclonic storm that occurred on March to March 15, 1993, on the East Coast ... > more

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