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  • Recycling Cooking Oil Into Fuel

    Recycling cooking oil has turned into a municipal program in Barcelona: citizens use Olipots to collect & filter oil instead of dumping it down the drain. More

  • cigarette butts

    Reusing Cigarette Butts, Filters, and Ashes

    Cigarette waste such as ashes and discarded filters can have important uses. Butts make excellent supercapitors, rust inhibitors and industrial pallets, while ashes can be turned into water filters. More

  • Composting For Entrepreneurs

    Entrepreneurs across America are starting businesses to haul food waste to composting facilities, reducing the 36 million tons that goes to landfills now. More