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http://forums.calgaryn.com//t0.gstat...Mszq9LMyEgqyv2
Curbed <img alt="" height="1" width="1"> High-Tech Amsterdam Birdhouses Will Provide Free Wi-Fi, Show Air Pollution Levels Curbed Named TreeWiFi, each device detects local pollution levels and responds in kind, turning red if limits are exceeded, and green if the air is clean, a symbol that free WiFi is available. Joris Lam, the creator of TreeWiFi, believes that this simple ... Courtesy of WestNet City Wi-Fi www.westnet.ca |