Photo via the Bangalore Mirror Pragnesh Dudhaiya and Aalok Bhatt study engineering at Nirma University in Ahmedabad, India, though a helmet they recently invented may make them the latest green entrepreneurs . When the two students heard about a

‘green festival’ their college was hosting, they decided to whip something up for the occasion. Three days la… Read the full story on TreeHugger

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Students Invent Wind and Solar Powered Bike Helmet