Atmosphere Articles

• Global Warming
  Environmental Issues
  Climate
  Environmental Policy
  Nature
  Air Quality
   
  

  Greenhouse gas

  Greenhouse gases are components of the atmosphere that contribute to the greenhouse effect. Some greenhouse gases occur naturally in the atmosphere, while others result from human activities such as ... > more
• Organic Chemistry
  Extreme Survival
  Marine Biology
  Healthy Aging
  Chemistry
  Attention Deficit Disorder
   
  

  Oxygen

  Oxygen is a chemical element in the periodic table. It has the symbol O and atomic number 8. The element is the most common on Earth, composing around 46% of the mass of Earth's crust, and is the ... > more
• Weapons Technology
  Renewable Energy
  Energy and the Environment
  Physics
  Nuclear Energy
  Geomagnetic Storms
   
  

  Radioactive decay

  Radioactive decay is the set of various processes by which unstable atomic nuclei (nuclides) emit subatomic particles (radiation). Decay is said to occur in the parent nucleus and produces a daughter ... > more
• Global Warming
  Geomagnetic Storms
  Ice Ages
  Climate
  Severe Weather
  Storms
   
  

  Sun dog

  A sun dog or sundog (scientific name parhelion) is a relatively common atmospheric optical phenomenon associated with the reflection/refraction of sunlight by the numerous small ice crystals that ... > more
• Volcanoes
  Natural Disasters
  Near-Earth Object Impacts
  Geology
  Exotic Species
  Caving
   
  

  Volcanic cone

  Volcanic cones are among the simplest volcano formations. They are built by fragments (called ejecta) thrown up (ejected) from a volcanic vent, piling up around the vent in the shape of a cone with a ... > more
• Weather
  Severe Weather
  Geography
  Climate
  Hurricanes and Cyclones
  Storms
   
  

  Surface weather analysis

  Weather front is, in meteorology, a boundary between two air masses with differing characteristics (e.g., air temperature or ... > more
• Energy and the Environment
  Renewable Energy
  Physics
  Energy Technology
  Solar Energy
  Environmental Science
   
  

  Radiant energy

  Radiant energy is the energy of electromagnetic waves. The term is most commonly used in the fields of radiometry, solar energy, heating and lighting, but is also used less frequently in other fields ... > more
• Weapons Technology
  Nuclear Energy
  Renewable Energy
  Energy and the Environment
  Physics
  Environmental Science
   
  

  Effects of nuclear explosions

  A nuclear explosion occurs as a result of the rapid release of energy from an uncontrolled nuclear reaction. The driving reaction may be nuclear fission, nuclear fusion or a multistage cascading ... > more
• Tsunamis
  Natural Disasters
  Earth Science
  Geomagnetic Storms
  Geology
  Near-Earth Object Impacts
   
  

  Tide

  Tides are the cyclic rising and falling of Earth's ocean surface caused by the tidal forces of the Moon and the Sun acting on the Earth. Tides cause changes in the depth of the sea, and also produce ... > more
• Climate
  Global Warming
  Environmental Issues
  Environmental Policy
  Weather
  Ice Ages
   

  IPCC Third Assessment Report

  The IPCC Third Assessment Report is a product of the Intergovernmental Panel on Climate Change, which is based in Geneva Switzerland, and was established in 1988 by two United Nations organisations, ... > more

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