Geochemistry Videos

• Asthma
  Allergy
  Staying Healthy
  Bacteria
  Diseases and Conditions
  Environmental Issues
   
  

  Environmental Toxicologists Link Household Bacteria to Asthma

  Scientists have found that chemicals called endotoxins can inflame airways and trigger asthma. Endotoxins are shed by bacteria in household dust. Experts say better home hygiene, washing bed linens ... > more
• Air Quality
  Air Pollution
  Environmental Science
  Acid Rain
  Pollution
  Electronics
   
  

  Electrical Engineers Develop Microplasma Device to Detect Toxins

  Electrical engineers have developed a new, portable lab that identifies chemicals by their unique color signatures. It is the first such device to be portable, allowing scientists to recognize ... > more
• Weather
  Severe Weather
  Global Warming
  Environmental Issues
  Climate
  Storms
   
  

  Meteorologists See Future of Increasingly Extreme Weather Events

  While raising average global temperatures, climate change could also bring more snow, harder rain, or heat waves, meteorologists say. Computer models based on climate data from nine countries ... > 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
• Energy and the Environment
  Wind Energy
  Renewable Energy
  Environmental Science
  Energy and Resources
  Electricity
   
  

  Environmental Engineers Detect Turbines' Turbulence Effects

  Wind farms may have an impact on local weather patterns. As environmental engineers have discovered, wind farm propellers create a lot of turbulence in their wake, mixing air up and down with effects ... > more
• Detectors
  Engineering and Construction
  Civil Engineering
  Earthquakes
  Tornadoes
  Construction
   
  

  Civil Engineers Develop Inexpensive System to Assess Damage after Natural Disasters

  A new wireless system assesses injury in a structure after it is hit by a natural disaster such as a hurricane. When a building shakes, sensors records the frequency of the movement. This data is ... > more
• Earthquakes
  Sustainability
  Sports Science
  Organic
  Soil Types
  Botany
   
  

  Entomologists Design Environmentally-Friendly Lawns, Golf Courses

  The PGA Golf course at San Francisco's Harding Park is an environmental model, using fewer pesticides than any other PGA course in the country. Taking a cue from entomologists and other scientists, ... > more
• Geomagnetic Storms
  Atmosphere
  Vitamin D
  Aerospace
  Thermodynamics
  Today's Healthcare
   
  

  Physicist Calls for Airline Industry to Educate Workers about Radiation Levels

  At the high altitudes and latitudes commercial airlines fly, crews are subjected to higher-than-normal radiation levels from the sun and cosmic rays. Physicist Robert Barish believes airline crew ... > 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
• Wildfires
  Earthquakes
  Detectors
  Natural Disasters
  Telecommunications
  Invasive Species
   
  

  Ecologists Deploy Wireless Sensors for Early Detection of Wildfires

  New fire-sensing devices can spot a fire in its earliest stages, up to six miles away, and they can relay the information to emergency responders through a computer network and even automatically ... > more

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