Environmental Issue Articles

• Wildfires
  Oil Spills
  Rainforests
  Trees
  Ecology Research
  Ecology
   
  

  Controlled burn

  Prescribed or controlled burning is a technique sometimes used in forest management, farming, or prairie restoration. Fire is a natural part of both forest and grassland ecology and controlled fire ... > more
• Climate
  Global Warming
  Weather
  Environmental Issues
  Ice Ages
  Environmental Policy
   
  

  Climate

  The climate is the weather averaged over a long period of time. Weather is the combination of events in the atmosphere and climate is the overall accumulated weather in a certain location. Over ... > more
• Air Quality
  Air Pollution
  Pollution
  Environmental Science
  Environmental Issues
  Healthy Aging
   
  

  Atmospheric dispersion modeling

  Atmospheric dispersion modeling is the mathematical simulation of how air pollutants disperse in the ambient atmosphere. It is performed with computer programs that solve the mathematical equations ... > more
• Water
  Nature of Water
  Drought Research
  Environmental Issues
  Ecosystems
  Pollution
   
  

  Water

  Water is a tasteless, odorless, and nearly colorless (it has a slight hint of blue) substance in its pure form that is essential to all known forms of life and is known also as the most universal ... > more
• Pollution
  Sustainability
  Air Pollution
  Hazardous Waste
  Environmental Policy
  Environmental Science
   
  

  Brownfield land

  Brownfields are abandoned, idled, or under-used industrial and commercial facilities where expansion or redevelopment is complicated by real or perceived environmental ... > more
• Climate
  Global Warming
  Renewable Energy
  Sports Science
  Petroleum
  Fossil Fuels
   
  

  Methane

  Methane is a significant and plentiful fuel which is the principal component of natural gas. Burning one molecule of methane in the presence of oxygen releases one molecule of CO2 (carbon dioxide) ... > 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
• Soil Types
  Organic
  Fungus
  Landslides
  Geochemistry
  Pollution
   
  

  Soil contamination

  Soil contamination is the presence of man-made chemicals or other alteration to the natural soil environment. This type of contamination typically arises from rupture of underground storage tanks, ... > more
• Global Warming
  Climate
  Environmental Issues
  Environmental Policy
  Earth Science
  Geography
   
  

  Global warming controversy

  The global warming controversy is an ongoing dispute about the effects of humans on global climate and about what policies should be implemented to avoid possible undesirable effects of climate ... > more
• Energy and the Environment
  Renewable Energy
  Environmental Science
  Energy Technology
  Sustainability
  Solar Energy
   
  

  Renewable energy

  Renewable energy (sources) or RES capture their energy from existing flows of energy, from on-going natural processes, such as sunshine, wind, flowing water, biological processes, and geothermal heat ... > 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
• Global Warming
  Early Climate
  Climate
  Ice Ages
  Fossils
  Environmental Issues
   
  

  Geologic temperature record

  This article is devoted to temperature changes in Earth's environment as determined from geologic evidence on multi-million to billion (109) year time scales. The last 3 million years have been ... > more

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