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"We've had some great videos on TreeHugger over the years that have tackled environmental issues with delicious humour. Some that spring to mind are Robert Newman's bicycle-powered gig, vampire power and who could forget 'Can't tell you too"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/culture/adventures-of-walking-video-by-do-the-green-thing.html>