20 Top Tech Stories From March

Smart Manhole Cover Concept Senses and Displays Pollution Levels

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manhole cover image

credit: Wang Yi & Ji Ze via Yanko Design

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"We don't usually think about manhole covers in terms of better designs or usefulness for environmental issues. But that's a bit of a shame because the things are all over the place and offer a perfect opportunity to be useful as sensors or other data-gathering functions. Luckily designers Wang Yi and Ji Ze have taken them into consideration and have come up with a manhole cover design that would be both a pollution safety indicator and they would harness energy to be used by maintenance workers." Read More.