Tag: coffee grounds

Australian researchers cut concrete emissions using coffee grounds

Australian researchers cut concrete emissions using coffee grounds

December 11, 2025 |

In Australia, RMIT researchers are advancing new ways to cut the carbon footprint of infrastructure by turning everyday organic waste into useful construction materials. A life-cycle analysis has shown, for the first time, that biochar made from spent coffee grounds can help produce a lower‑carbon concrete while supporting strength benefits seen in earlier lab trials. […]

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Aston University researchers produce algae-based biodiesel from coffee grounds

Aston University researchers produce algae-based biodiesel from coffee grounds

July 8, 2025 |

In the UK, Aston University researchers have produced high-quality biodiesel after ‘feeding’ and growing microalgae on leftover coffee grounds. In just the UK, approximately 98 million cups of coffee are drunk each day, contributing to a massive amount of spent coffee grounds which are processed as general waste, often ending up in landfill or incineration. […]

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