'New old bricks' for the construction industry

Making bricks is a very resource- and energy-intensive process. Meanwhile, when existing brick buildings are demolished, most of the resulting debris, which can contain many thousands of whole bricks, is sent to landfill ...

NYC becomes archaeological site covering centuries

The city has become an archaeological site, with thousands of artifacts such as an 18th-century bone toothbrush with animal hair bristles and wine and champagne bottles corked centuries ago unearthed to prove it.

Mexico City trash-for-food market helps clean city

On a recent rainy Sunday morning in a Mexico City neighborhood, people lined up under their umbrellas with bags of empty milk cartons, plastic bottles and cardboard at their feet.

Garbage floats off Greek island as landfill collapses

Waters off the Greek island of Andros were choked with garbage on Monday after a landfill was flushed into the sea in an environmental disaster indicative of Greece's chronic waste management woes.

Cement factories can put the brakes on global plastic pollution

Hope in the midst of crisis. Overflowing landfill sites in Asia may prove to be goldmines for local cement producers. So say researchers at the Norwegian research organization, SINTEF, who have extensive experience with the ...

Projects across U.S. turn landfill gas into energy

More U.S. communities are turning trash into power. Nationwide, the number of landfill gas projects, which convert methane gas emitted from decomposing garbage into power, jumped from 399 in 2005 to 519 last year, according ...

How biomethane can help turn gas into a renewable energy source

Australia's report card on reducing its greenhouse gas emissions is not exactly glowing, but there are ample opportunities to get it on track during this period of rapid change in the energy sector. Greater use of renewable ...

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