Earth & Climate Articles

• Geography
  Ice Ages
  Geology
  Global Warming
  Exotic Species
  Climate
   
  

  Varve

  A varve is an annual layer of sediment or sedimentary rock. Terms such as "annually laminated" are synonymous with varve. Of the many rhythmites found in the geological record, varves are one of the ... > more
• Hurricanes and Cyclones
  Severe Weather
  Weather
  Geography
  Storms
  Climate
   
  

  List of Category 5 Pacific hurricanes

  This is a list of Category 5 Pacific hurricanes. A Category 5 hurricane, on the Saffir-Simpson Hurricane Scale, is the most catastrophic hurricane that can form. They are rare in the eastern Pacific ... > more
• 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
• Desert
  Geography
  Floods
  Oceanography
  Renewable Energy
  Earth Science
   
  

  Dune

  In physical geography, a dune is a hill of sand built by eolian processes. Bare dunes are subject to shifting location and size based on their interaction with the wind. The "valley" or trough ... > more
• Floods
  Severe Weather
  Hurricanes and Cyclones
  Water
  Natural Disasters
  Weather
   
  

  Mid-Atlantic United States flood of 2006

  The Eastern United States flooding of June 2006 is a significant flooding event in much of Mid-Atlantic region of the eastern United States. The flooding was very widespread, affecting numerous ... > more
• Soil Types
  Organic
  Exotic Species
  Invasive Species
  Agriculture and Food
  Geography
   
  

  Earthworm

  Earthworm is the common name for the larger members of the Oligochaeta (which is either a class or subclass depending on the author) in the phylum Annelida. Earthworms travel underground by the means ... > 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
• Hazardous Waste
  Environmental Science
  Healthy Aging
  Attention Deficit Disorder
  Sports Medicine
  Pregnancy and Childbirth
   
  

  Mercury poisoning

  Mercury poisoning, also known as mercuralism, is the phenomenon of toxication by contact with mercury. The main dangers associated with elemental mercury are that at standard conditions for ... > more
• Volcanoes
  Natural Disasters
  Geology
  Earthquakes
  Earth Science
  Tsunamis
   
  

  Yellowstone Caldera

  The Yellowstone Caldera, sometimes known as the Yellowstone supervolcano, is a volcanically active region in Yellowstone National Park. It measures 55 kilometers (34 mi) by 72 kilometers (44 mi). ... > more
• Volcanoes
  Natural Disasters
  Sports Science
  Geology
  Nature of Water
  Biochemistry
   
  

  Volcanic rock

  Volcanic rock is an igneous rock of volcanic origin. Volcanic rocks are usually fine-grained or aphanitic to glassy in texture. They often contain clasts of other rocks and phenocrysts. Phenocrysts ... > more

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