Sustainability Articles

• Acid Rain
  Landslides
  Ecology
  Environmental Issues
  Air Pollution
  Geochemistry
   

  Humus

  Humus is a complex organic substance resulting from the breakdown of plant material in a process called humification. This process can occur naturally in soil, or in the production of compost. Humus ... > more
• Air Quality
  Environmental Science
  Air Pollution
  Pollution
  Environmental Issues
  Thermodynamics
   
  

  Air conditioning

  An air conditioner (AC or air-con) is an appliance or mechanism designed to extract heat from an area using a refrigeration cycle. In construction, a complete system of heating, ventilation and air ... > more
• Hazardous Waste
  Environmental Science
  Recycling and Waste
  Air Quality
  Geomagnetic Storms
  Energy and the Environment
   

  Hazardous waste

  Hazardous waste is waste that poses substantial or potential threats to public health or the environment and generally exhibits one or more of the these characteristics: ignitability, corrosivity, ... > more
• Acid Rain
  Air Pollution
  Pollution
  Air Quality
  Soil Types
  Forest
   
  

  Acid rain

  Acid rain is defined as any type of precipitation with a pH that is unusually low. Dissolved carbon dioxide dissociates to form weak carbonic acid giving a pH of approximately 5.6 at typical ... > more
• Environmental Policy
  Geography
  Environmental Issues
  Ecology
  Earth Science
  Global Warming
   

  Timeline of environmental events

  The timeline of environmental events is a historical account of events that have shaped humanity's perspective on the environment. This timeline includes some major natural events, man-made ... > more
• Soil Types
  Organic
  Fungus
  Acid Rain
  Landslides
  Agriculture and Food
   
  

  Soil

  Soil is material capable of supporting plant life. Soil forms through a variety of soil formation processes, and includes weathered rock "parent material" combined with dead and living organic matter ... > more
• Forest
  Rainforests
  Exotic Species
  Tundra
  Geography
  Wildfires
   
  

  Taiga

  Taiga is a biome characterized by coniferous forests. Covering most of inland Alaska, Canada, Sweden, Finland, inland Norway, northern Kazakhstan and Russia (especially Siberia), as well as parts of ... > more
• Wildfires
  Natural Disasters
  Earthquakes
  Ecology
  Exotic Species
  Rainforests
   
  

  Wildland fire suppression

  Wildland fire suppression is a unique aspect of firefighting. Wildland firefighting requires different tactics, equipment, and training from the normal structure fire fighting found in populated ... > more
• Air Quality
  Air Pollution
  Pollution
  Environmental Science
  Environmental Issues
  Acid Rain
   
  

  Air pollution

  Air pollution is a broad term applied to any chemical, physical (particulate matter), or biological agent that modifies the natural characteristics of the atmosphere. The atmosphere is a complex, ... > more
• Nature
  Ecology
  Ecology Research
  Endangered Plants
  Rainforests
  Forest
   
  

  Vegetation

  Vegetation is a general term for the plant life of a region; it refers to the ground cover provided by plants, and is, by far, the most abundant biotic element of the biosphere. Vegetation serves ... > more

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