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Air New Zealand and Boeing are secretly working to create the world’s first green aviation fuel, made of wild algae. The fuel is essentially derived from bacterial pond scum created through the photosynthesis of sunlight and carbon dioxide on nutrient-rich water sources such as sewage ponds.The company providing the biofuel is Aquaflow Bionomic Corporation. If [...]

New York City’s fleet of yellow cabs will go entirely hybrid within five years, and all its vehicles for hire will have to meet new emissions and mileage standards by next year, according to Mayor Michael Bloomberg. The city said the increase in fuel efficiency will save taxi operators more than $10,000 per year. The [...]

Streetlights that adjust their light output according to the phases of the moon — this design idea was the winner of Metropolis Magazine’s Next Generation design awards. These streetlights would have light sensors built into them that are sensitive enough detect the brightness of the moon, and dim themselves accordingly. For example, if there [...]

The cost of producing solar power will fall to that of coal-fired electricity by the end of the decade, according to a report by Europe’s Photon Consulting. However, falling costs of production won’t lead to substantially cheaper prices for consumers because of current market dynamics which see rising demand outstripping supply.
The report predicts that by [...]