Grassland Videos

• Severe Weather
  Storms
  Tornadoes
  Weather
  Floods
  Geomagnetic Storms
   
  

  Meteorologists Describe Little-Known Giant Windstorms

  Derechos are elongated, straight-lined windstorms that often have bands of rapidly moving thunderstorms associated with it. These little-known atmospheric phenomena often stretch for hundred of miles ... > more
• Water
  Sustainability
  Environmental Issues
  Drought
  Drought Research
  Recycling and Waste
   
  

  Scientist Measures Land Used by Lawns

  Using census data, satellite images, aerial photographs, and computer simulations, a NASA scientist estimated that turf grass is the single-largest irrigated crop in the United States, three times ... > more
• Solar Flare
  Geomagnetic Storms
  Sun
  Northern Lights
  Atmosphere
  Astronomy
   
  

  Space Physicists and Atmospheric Scientists Can Now Predict Disruptions Caused by the Sun's Coronal Mass Ejections

  Solar activity can wreak havoc in communications systems -- particularly during coronal mass ejections, when plumes of electrically charged particles hit earth's atmosphere. Scientists can now track ... > more
• Water
  Nature of Water
  Pollution
  Environmental Issues
  Drought Research
  Ecosystems
   
  

  Environmental Engineers, Water Scientists Develop Children's Kit for Monitoring Water Health

  Playing a role once reserved for environmental engineers, children are now helping to test the health of water in their local communities. A new kit comes equipped with everything needed to test the ... > more
• Aviation
  Satellites
  Space Probes
  Space Exploration
  Space Station
  NASA
   
  

  Mechanical Engineering Students Develop High-Altitude Reconnaissance Airships

  On a shoestring, and with off-the-shelf components, students are designing prototypes of robotic blimp that could one day be used by the Pentagon. Cheaper than spy satellites, blimps can hover in ... > more
• Insects (including Butterflies)
  Endangered Plants
  Cloning
  Nature
  Endangered Animals
  Birds
   
  

  Insect Ecologist Spearheads Creation of Oases for Endangered Butterflies

  Waystations for monarch butterflies are sprouting up around the country. With milkweed plants and flowers such as zinnias that produce lots of nectar, these gardens will provide oases for the ... > more
• Soil Types
  Organic
  Fungus
  Hazardous Waste
  Landslides
  Endangered Plants
   
  

  Soil Chemists Plant Ferns to Soak Up Backyard Poisons

  Planting ferns can be a cheaper, greener way to soak up poisons such as arsenic from the soil. Ferns absorb arsenic through their roots and store it in their leaves, which can then be cut off. ... > more
• Weather
  Severe Weather
  Wildfires
  Natural Disasters
  Elder Care
  Tsunamis
   
  

  Meteorologists Can Now Issue Precise Local Excessive-Heat Warnings

  Heat kills more people than tornadoes, hurricanes, lightning and flash floods -- combined. The National Weather Service now gives heat-wave warnings to better forecast local conditions for 16 ... > more

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