Sustainability Articles

• Alternative Fuels
  Energy and the Environment
  Renewable Energy
  Fuel Cells
  Energy Technology
  Petroleum
   
  

  Ethanol fuel

  The use of ethanol as a fuel for internal combustion engines, either alone or in combination with other fuels, has been given much attention mostly because of its possible environmental and long-term ... > more
• Rainforests
  Ecology Research
  Forest
  Nature
  Environmental Science
  Ecology
   
  

  Deforestation

  Deforestation is the conversion of forested areas to non-forest land use such as arable land, urban use, logged area or wasteland. Historically, this meant conversion to grassland or to its ... > 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
• Biodiversity
  Ecology
  Ecology Research
  Nature
  Extinction
  Endangered Plants
   
  

  Biodiversity

  Biodiversity or biological diversity is the diversity of life. There are a number of definitions and measures of biodiversity. Biodiversity is commonly identified at three levels. First there is ... > more
• Energy and the Environment
  Renewable Energy
  Solar Energy
  Geomagnetic Storms
  Environmental Science
  Sustainability
   
  

  Solar power

  Solar power (also knows as solar radiation or insolation) is energy from the sun. This energy, in the form of heat and light, supports all life on Earth, drives the Earth's climate and weather and is ... > more
• Petroleum
  Fossil Fuels
  Energy and the Environment
  Rainforests
  Air Quality
  Chemistry
   
  

  Natural gas

  Natural gas, commonly referred to as gas, is a gaseous fossil fuel consisting primarily of methane. It is found in oil fields and natural gas fields, as well as—in smaller quantities—in ... > more
• Wind Energy
  Renewable Energy
  Energy and the Environment
  Environmental Science
  Energy Technology
  Energy Policy
   
  

  Wind power

  Wind power is the conversion of wind energy into more useful forms, such as electricity, using wind turbines. At the end of 2006, worldwide capacity of wind-powered generators was 73.9 gigawatts; ... > more
• Global Warming
  Forest
  Air Quality
  Climate
  Rainforests
  Geochemistry
   
  

  Carbon dioxide sink

  A carbon dioxide (CO2) sink is a carbon reservoir that is increasing in size, and is the opposite of a carbon "source". The main natural sinks are the oceans and plants and other organisms that use ... > more
• Agriculture and Food
  Soil Types
  Sustainability
  Food
  Endangered Plants
  Nature
   
  

  Agriculture

  Agriculture is the process of producing food, feed, fiber and many other desired products by the cultivation of certain plants and the raising of domesticated animals (livestock). The practice of ... > more
• Soil Types
  Organic
  Fungus
  Landslides
  Agriculture and Food
  Acid Rain
   
  

  Soil science

  Soil science deals with soil as a natural resource on the surface of the earth including soil formation, classification and mapping; physical, chemical, biological, and fertility properties of soils ... > more

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