Air Quality Articles

• Pollution
  Environmental Issues
  Air Quality
  Air Pollution
  Environmental Science
  Healthy Aging
   
  

  Pollution

  Environmental pollution is the release of environmental contaminants, generally resulting from human activity. Carbon monoxide, sulfur dioxide and nitrogen oxides produced by industry and motor ... > 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
• Water
  Pollution
  Environmental Issues
  Air Quality
  Air Pollution
  Environmental Science
   
  

  Water pollution

  Water pollution is a large set of adverse effects upon water bodies (lakes, rivers, oceans, groundwater) caused by human activities. Although natural phenomena such as volcanoes, storms, earthquakes ... > more
• Wildfires
  Smoking
  Air Pollution
  Lung Cancer
  Air Quality
  Staying Healthy
   
  

  Smoke

  Smoke is a suspension in air (aerosol) of small particles resulting from incomplete combustion of a fuel. It is commonly an unwanted by-product of fires (including stoves and lamps) and fireplaces, ... > more
• Acid Rain
  Rainforests
  Pollution
  Air Pollution
  Forest
  Environmental Science
   
  

  Rain

  Rain is a form of precipitation, other forms of which include snow, sleet, hail, and dew. Rain plays a major role in the hydrologic cycle in which moisture from the oceans evaporates, condenses into ... > more
• Air Quality
  Forest
  Global Warming
  Geochemistry
  Climate
  Pollution
   

  Activated carbon

  Activated carbon (also called activated charcoal) is the more general term which includes carbon material mostly derived from charcoal. It denotes a material which has an exceptionally high surface ... > more
• Ozone Holes
  Environmental Issues
  Air Quality
  Air Pollution
  Pollution
  Atmosphere
   
  

  Ozone

  Ozone (O3) is an allotrope of oxygen, the molecule consisting of three oxygen atoms instead of the more stable diatomic O2. Ozone is a powerful oxidizing agent. It is present in low concentrations ... > more
• Acid Rain
  Food Additives
  Air Quality
  Dietary Supplement
  Air Pollution
  Healthy Aging
   
  

  Sulfur dioxide

  Sulfur dioxide (also sulphur dioxide, sulfurous anhydride or sulphurous anhydride) has the chemical formula SO2. The gas is irritating to the lungs and is frequently described as smelling of burning ... > more
• Air Quality
  Environmental Issues
  Energy and the Environment
  Ozone Holes
  Air Pollution
  Wildfires
   

  Refrigerant

  A refrigerant is a compound used in a heat cycle that undergoes a phase change from a gas to a liquid and back. The two main uses of refrigerants are refrigerators/freezers and air conditioners. Cf. ... > more
• Wildfires
  Natural Disasters
  Forest
  Environmental Science
  Oil Spills
  Ecology
   
  

  Smoulder

  Smouldering (or smoldering in American spelling) combustion is a flameless form of combustion, deriving its heat from oxidations occurring on the surface of a solid fuel. Common examples are the ... > more

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