Vehicles move past the Presidential Palace as smog engulfs the evening in New Delhi, India, Wednesday, Jan. 13, 2016. (AP Photo/Tsering Topgyal)
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Five Dutch students have hit on a unique idea to replace face masks used against air pollution, and are developing a "plant backpack" to give wearers instant fresh air."The Plant Bag" is fitted with a filter which takes in the outside air and sifts it through the roots of a plant housed inside the backpack before allowing the wearer to breathe it in.Even though the idea is still in early stages, it won a Dutch design competition, and the students at TU Delft University have moved to the next stage of making a prototype.
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