appropriate technology

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Latest blogosphere posts tagged “appropriate technology”

 

• Low-Tech Solutions: Reflective Traffic Cone with Alarm

  
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  No IP address, no WiFi, works in a power failure, warns workers and drivers with a loud (124 db) signal:   SonoBlaster(R) Work Zone Intrusion Alarm – SonoBlaster® is an impact-activated safety device that warns work crews and errant vehicle drivers simultaneously to help prevent crashes and injuries in work ...
  1 week ago

• Demotech – design for self-reliance

  
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  Rope pump intake.* Ive spent the past week visiting Demotech in Maastricht, the Netherlands. Reinder van Tijen is the driving force behind Demotech, often working with his colleague Bram, and with interns. Ill be posting an interview with Reinder shortly, but first I want to introduce some of his work: Rope ...
  2 weeks ago

• The world sends us garbage. We send back music.

  
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  Via Lloyd’s blog an inspiring story from Paraguay about a children’s orchestra that uses instruments made from trash.
  3 weeks ago

• Community Early Warning Systems in Nepal turning good ideas into practice

  
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  On a recent trip to Nepal I was introduced to Practical Action’s work on flood preparedness and in particular the development of Early Warning Systems to provide poor communities with advance warning of devastating floods. Poor people living in the Terai plains in Nepal are all too familiar with the danger posed by ...
  4 weeks ago

• Better Aircraft Wings Designs Are Needed

  
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  Better Aircraft Wings Designs Are Needed Conventional Aircraft Conventional Aircraft rerror 1 Conventional Aircraft rerror 2 new wing design Ellipse Airplane wings boxed ring wing aircraft
  4 weeks ago

• Better Aircraft Wings Designs Are Needed

  
  — Authority:
  Better Aircraft Wings Designs Are Needed Conventional Aircraft Conventional Aircraft rerror 1 Aircraft design error 2 new wing design Ellipse Aircraft   wings boxed ring wing aircraft
  4 weeks ago

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