Drought Research Articles

• Snow and Avalanches
  Storms
  Severe Weather
  Global Warming
  Water
  Geography
   
  

  Snow

  Snow is precipitation in the form of crystalline water ice, consisting of a multitude of snowflakes. Snow is commonly formed when water vapor undergoes deposition high in the atmosphere at a ... > more
• Wildfires
  Natural Disasters
  Invasive Species
  Healthy Aging
  Oil Spills
  Accident and Trauma
   
  

  Fire fighting

  Firefighting is the act of extinguishing destructive fires. A firefighter fights these fires and prevents destruction of life, property and the environment. Firefighting is a highly technical ... > more
• Global Warming
  Ice Ages
  Climate
  Geography
  Oceanography
  Snow and Avalanches
   
  

  Ice sheet

  An Ice sheet is a mass of glacier ice that covers surrounding terrain and is greater than 50,000 square kilometers (19,305 square miles). The only current ice sheets are Antarctic and Greenland; ... > more
• Aviation
  Vehicles
  Sports Science
  Weather
  Geography
  Air Quality
   
  

  Altimeter

  An altimeter is an active instrument used to measure the altitude of an object above a fixed level. The measurement of altitude is called altimetry, which is related to the term bathymetry, the ... > more
• Water
  Oceanography
  Landslides
  Global Warming
  Floods
  Environmental Issues
   
  

  Erosion

  Erosion is the displacement of solids (soil, mud, rock and other particles) by the agents of wind, water or ice, by downward or down-slope movement in response to gravity or by living organisms (in ... > more
• Recycling and Waste
  Hazardous Waste
  Environmental Science
  Environmental Issues
  Renewable Energy
  Energy and the Environment
   
  

  Landfill

  Landfill is a waste disposal site for the deposit of the waste onto or into land. Most modern landfills require a minimum of one containment ... > more
• Volcanoes
  Natural Disasters
  Exotic Species
  Atmosphere
  Air Quality
  Geomagnetic Storms
   
  

  Volcanic ash

  Volcanic ash consists of very fine rock and mineral particles less than 2 mm in diameter that are ejected from a volcanic vent. Ash is created when solid rock shatters and magma separates into minute ... > more
• Floods
  Desert
  Geology
  Water
  Oceanography
  Natural Disasters
   
  

  Sandstone

  Sandstone is a sedimentary rock composed mainly of sand-size mineral or rock grains. Most sandstone is composed of quartz and/or feldspar because these are the most common minerals in the earth's ... > more
• Early Climate
  Ice Ages
  Climate
  Global Warming
  Nature of Water
  Snow and Avalanches
   
  

  Ice core

  An ice core is a core sample from the accumulation of snow and ice over many years that have recrystallized and have trapped air bubbles from previous time periods. The composition of these ice ... > more
• Mining
  Environmental Science
  Engineering
  Civil Engineering
  Sports Science
  Energy Technology
   
  

  Mining

  Mining is the extraction of valuable minerals or other geological materials from the earth, usually (but not always) from an ore body, vein, or (coal) ... > more

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