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    • Biochar: How converting wood waste can combat climate change

      Newsy via AOL· 1 year ago

      Retrieved as trash and unloaded as treasure, piles of dead wood are dropped off at this biochar facility in Berthoud, Colorado, for an opportunity at a second life. James Gaspard is the CEO of this business, Biochar Now.

    • Used coffee grounds make concrete 30% stronger

      Used coffee grounds make concrete 30% stronger

      Live Science via Yahoo News· 10 months ago

      A man holding the coffee filter full of spent coffee grounds. Coffee grounds can be recycled. The spent coffee grounds can be used to produce useful...