Geology Articles

• Global Warming
  Forest
  Air Quality
  Climate
  Rainforests
  Geochemistry
   
  

  Carbon dioxide sink

  A carbon dioxide (CO2) sink is a carbon reservoir that is increasing in size, and is the opposite of a carbon "source". The main natural sinks are the oceans and plants and other organisms that use ... > more
• Tsunamis
  Natural Disasters
  Earthquakes
  Geography
  Earth Science
  Severe Weather
   
  

  2004 Indian Ocean earthquake

  The 2004 Indian Ocean earthquake, known by the scientific community as the Sumatra-Andaman earthquake, was an undersea earthquake that occurred at 00:58:53 UTC (07:58:53 local time) on December 26, ... > more
• Organic Chemistry
  Extreme Survival
  Marine Biology
  Healthy Aging
  Attention Deficit Disorder
  Chemistry
   
  

  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
• Fossils
  Environmental Policy
  Extinction
  Ice Ages
  Origin of Life
  Early Climate
   
  

  Cambrian

  The Cambrian is a major division of the geologic timescale that begins about 542 Ma (million years ago) at the end of the Proterozoic eon and ended about 488.3 Ma with the beginning of the Ordovician ... > more
• Climate
  Global Warming
  Renewable Energy
  Sports Science
  Petroleum
  Energy and Resources
   
  

  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
• Civil Engineering
  Engineering
  Engineering and Construction
  Energy Technology
  Environmental Science
  Geochemistry
   
  

  Civil engineering

  In modern usage, civil engineering is a broad field of engineering that deals with the planning, construction, and maintenance of fixed structures, or public works, as they are related to earth, ... > more
• Geography
  Ozone Holes
  Earth Science
  Global Warming
  Forest
  Rainforests
   
  

  Tropic of Cancer

  The Tropic of Cancer, or Northern tropic is one of the five major circles of latitude that mark maps of the Earth. It is the parallel of latitude that lies currently 23 degrees 26′ 22″ ... > more
• Biodiversity
  Ecology
  Ecology Research
  Nature
  Extinction
  Endangered Plants
   
  

  Biodiversity

  Biodiversity or biological diversity is the diversity of life. There are a number of definitions and measures of biodiversity. Biodiversity is commonly identified at three levels. First there is ... > more
• Desert
  Tsunamis
  Water
  Geography
  Natural Disasters
  Wildfires
   
  

  Beach

  A beach or strand is a geological formation consisting of loose rock particles such as sand, shingle, cobble, or even shell along the shoreline of a body of water. There are several conspicuous parts ... > more
• Marine Biology
  Oceanography
  Fish
  Geography
  Extinction
  Fisheries
   
  

  Dead zone (ecology)

  Dead zones are hypoxic (low-oxygen) areas in the world's oceans, the observed incidences of which have been increasing since oceanographers began noting them in the 1970s. The term could as well ... > more

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