iCandy: Made to Measure

Keeping tabs on air, oceans, food, and beer

1 min read

Photo: Justin Sullivan/Getty Images
This device, on the roof of an office building in San Francisco, is part of a nationwide network of monitoring stations fielded by the U.S. Environmental Protection Agency. The number of nodes in the RadNet network, which collects samples of air, rain, and drinking water and tests them for radioactivity, was recently increased in the wake of the nuclear emergency in Japan.

If you are viewing this page with an iPad or iPhone, click here to launch the slideshow:


The Conversation (0)