Environmental Policy Articles

• Rainforests
  Forest
  Geography
  Fish
  Oil Spills
  New Species
   
  

  Mangrove

  Mangrove are woody trees or shrubs that grow in coastal habitats for which the term mangrove swamp also would apply. Mangrove plants occupy shallow water and intertidal zones in tropical and ... > more
• Nuclear Energy
  Weapons Technology
  Energy and the Environment
  Renewable Energy
  Sports Science
  Physics
   
  

  Plutonium

  Plutonium is a radioactive, metallic, chemical element. It has the symbol Pu and the atomic number 94. It is the element used in most modern nuclear weapons. The most important, albeit not most ... > more
• Earthquakes
  Natural Disasters
  Tsunamis
  Early Climate
  Earth Science
  Geology
   
  

  Earthquake

  An earthquake is the result of a sudden release of stored energy in the Earth's crust that creates seismic waves. Earthquakes are accordingly measured with a seismometer, commonly known as a ... > 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
• Air Quality
  Air Pollution
  Pollution
  Natural Disasters
  Environmental Science
  Tsunamis
   

  List of disasters

  This is a list of world disasters, both natural and man-made. A disaster is a natural or man-made event that negatively affects life, property, livelihood or industry, often resulting in permanent ... > more
• Water
  Geography
  Ecosystems
  Global Warming
  Ecology
  Floods
   
  

  Lake

  A lake is a body of water or other liquid of considerable size surrounded entirely by land. A vast majority of lakes on Earth are fresh water, and most lie in the Northern Hemisphere at higher ... > more
• Geography
  Earthquakes
  Oceanography
  Geology
  Natural Disasters
  Tsunamis
   
  

  Oceanic trench

  The oceanic trenches are hemispheric-scale long but narrow topographic depressions of the sea floor. They also are the deepest parts of the ocean floor. Trenches define one of the most important ... > more
• Earthquakes
  Natural Disasters
  Geology
  Tsunamis
  Wildfires
  Geography
   
  

  San Andreas Fault

  San Andreas Fault is a geological fault that spans a length of roughly 800 miles (1287 kilometres) through California, United States. The fault, a right-lateral strike-slip fault, marks a transform ... > more
• Tsunamis
  Natural Disasters
  Albert Einstein
  Quantum Physics
  Earthquakes
  Optics
   
  

  Seismic wave

  A seismic wave is a wave that travels through the Earth, most often as the result of a tectonic earthquake, sometimes from an explosion. There are two types of seismic wave, namely, 'body wave' and ... > more
• Exotic Species
  Invasive Species
  Botany
  Endangered Plants
  Seeds
  Nature
   
  

  Purple loosestrife

  Purple loosestrife is a semi-aquatic herbaceous plant belonging to the loosestrife family, Lythraceae, native to the wetlands of Eurasia. It is a herbaceous perennial plant, growing 1-2 m tall, ... > more

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