Geographical Articles

• Near-Earth Object Impacts
  Asteroids, Comets and Meteors
  Geology
  Saturn
  Earth Science
  Moon
   
  

  Impact crater

  An impact crater is a circular depression on a surface, usually referring to a planet, moon, asteroid, or other celestial body, caused by a collision of a smaller body (meteor) with the ... > more
• Microbes and More
  Microbiology
  Fungus
  Developmental Biology
  Soil Types
  Organic
   

  Microorganism

  A microorganism or microbe is an organism that is so small that it is microscopic (invisible to the naked eye). Microorganisms are often illustrated using single-celled, or unicellular organisms; ... > more
• Tsunamis
  Natural Disasters
  Severe Weather
  Hurricanes and Cyclones
  Oceanography
  Weather
   
  

  Rogue wave (oceanography)

  Rogue waves, also known as freak waves, are relatively large and spontaneous ocean surface waves which can sink even large ships and ocean liners. In oceanography, they are more concisely defined as ... > more
• Coral Reefs
  Marine Biology
  Fish
  Sea Life
  Ecology
  Global Warming
   
  

  Artificial reef

  An artificial reef is a man-made, underwater structure, typically built for the purpose of promoting marine life in areas of generally featureless bottom. Artificial reefs may also serve to improve ... > more
• Ozone Holes
  Environmental Issues
  Air Quality
  Atmosphere
  Air Pollution
  Pollution
   
  

  Ozone depletion

  Ozone depletion describes the observed loss of ozone in the stratosphere over the past 50 years. It encompasses both a steady thinning of the ozone layer at mid-latitudes and its catastrophic ... > more
• Geography
  Mammals
  Tundra
  Mating and Breeding
  Environmental Policy
  Wild Animals
   
  

  Muskox

  The muskox is an arctic mammal of the Bovidae family, noted for its thick coat and for the male's strong odor, hence the name. It belongs to the Caprinae subfamily, being more closely related to ... > more
• Global Warming
  Climate
  Environmental Policy
  Environmental Issues
  Environmental Science
  Energy and the Environment
   
  

  IPCC Fourth Assessment Report

  The Fourth Assessment Report of the Intergovernmental Panel on Climate Change (IPCC) is the fourth in a series of reports on climate change. Two of the three reports (Working groups I and II) have ... > more
• Tundra
  Animals
  Mammals
  Global Warming
  Endangered Animals
  Hurricanes and Cyclones
   
  

  Polar Bear

  The polar bear, also known as the white bear, northern bear, sea bear, or nanuq in some Inuit languages, is a species of bear that is native to the Arctic and the apex predator within its range. Its ... > more
• Global Warming
  Fish
  Geography
  Marine Biology
  Oceanography
  Ecology Research
   
  

  Antarctic krill

  The Antarctic krill is a species of krill found in the Antarctic waters of the Southern Ocean. Antarctic krill are shrimp-like invertebrates that live in large schools, called swarms, sometimes ... > more
• Hurricanes and Cyclones
  Severe Weather
  Weather
  Geography
  Storms
  Natural Disasters
   
  

  Hurricane Mitch

  Hurricane Mitch was one of the most powerful hurricanes ever observed, with maximum sustained winds of 180 mph (290 ... > more

Search ScienceDaily