Gallery: Environmental Traffic Light Gives Urban Residents Sixth Sense


Even if your local skyline isn’t hazy with smog, there are a number of environmental factors that impact your daily life but fly under the radar of your senses. Seeking to increase awareness and familiarity with environmental phenomena, Hernando Barragan has conceived of an Environmental Traffic Light that monitors and visualizes CO2 levels, air pressure, humidity and a host of other measurements. One of fifty top entries in this year’s Greener Gadgets Design Competition, these open-source eco outposts are sure to spark increased interest in the environmental factors that affect us all.

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1 Comment

  1. bearsong February 10, 2009 at 8:16 pm

    I like the idea, certainly paired with the concept of 350,, this could be a potent device for change. We most certainly need to become fluent in aspects of our life include CO2 ppm in the air, as well as BTU’s and kw/h. These like MPG, will become an important part of our vocabulary and help to form decisions and design. Currently this device is not a very attractive device, (I think the tree may be offended by the comparison) but hey its function over form at this point!

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