News tagged with waste

Champions of waste reduction

14 years ago, the region of Lahti in Finland has implemented a model of integrated waste management. As a result the people of Lahti were able to increase their rate of recycling to more than 90%.

Feb 19, 2014
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The surprising value of waste

In the "sanitation value chain," human waste, with the proper infrastructure, is turned into a valuable commodity. Collecting, storing, and recycling waste into valuable byproducts, such as fertilizer, can ...

Feb 14, 2014
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Urban bees using plastic to build hives

Once the snow melts, Canada's bee population will be back in business—pollinating, making honey and keeping busy doing bee things. For at least two urban bee species, that means making nests out of plastic waste.

Feb 11, 2014
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Converting polyethylene waste into liquid fuel

Researchers in India have developed a relatively low-temperature process to convert certain kinds of plastic waste into liquid fuel as a way to re-use discarded plastic bags and other products. They report full details next ...

Jan 27, 2014
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Starting fire with water

When firefighters want to extinguish a blaze, they often douse it with water. Astronauts on board the ISS, however, are experimenting with a form of water that does the opposite. Instead of stopping fire, ...

Jan 13, 2014
4.3 / 5 (14) 21 | with audio podcast

Obsolete gadgetry can pile up, contributing to pollution

Christmas gifts of yesteryear meet an inglorious end at Absolute Green Electronics Recycling in Lake Forest, Calif. Computers are dismantled, the parts sorted into cardboard bins. One holds nothing but hard drives, another ...

Jan 08, 2014
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