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It took a World Bank-funded infrastructre project seven years and hundreds of millions of dollars to create just one international link for high speed wifi in Afghanistan. It took a few smart, handy people just a few brainstorm sessions, a day of work, and a pile of trash to create their own wifi. It underscores the point that "trash" is just raw materials in the wrong place.

wifi afghanistan trash

This thing is, seriously, the highlight of CES for me (so far) this year. 3D TVs and eBook readers are fine, but there's nothing amazing about them.\n\nThe Airnergy Charger is amazing.\n\nThis little box has, inside it, some kind of circuitry that harvests WiFi energy out of the air and converts it into electricity. This has been done before, but the Airnergy is able to harvest electricity with a high enough efficiency to make it practically useful: on the CES floor, they were able to charge a BlackBerry from 30% to full in about 90 minutes, using nothing but ambient WiFi signals as a power source.

rca airnergy wifi charger

As part of Toyota’s national marketing campaign for the third generation Prius hybrid car to launch in 2010, the company is planting giant solar-powered flowers in urban areas. The flowers generate electricity and provide free Wi-Fi and electricity for anyone passing by.

toyota toyota prius flowers power wifi greenmonktv

Robin Chase considers the future of electricity, the future of cars and the internet three terms in a single equation, even if most of us don’t yet realize they’re on the same chalkboard. Solve the equation correctly, she says, and we create a greener future where innovation thrives. Get it wrong, and our grandchildren will curse our names.

Turn cars into nodes for mesh wifi networks

mesh wifi nodes electricity 2.0 zipcar greenmonktv