Preserve Botanica is pioneering research into upcycling hops waste. CEO Wanda du Plessis spoke to Glenneis Kriel about the ...

Coffee grounds seem to be the most underestimated waste. Plant enthusiasts have been fertilizing flowers, shrubs, and vegetables in the garden with them for years. Their rich nutrients, such as ...

Inside a University of San Diego engineering lab, undergraduate students are brewing up an unexpected solution to rising gas prices: turning craft beer waste into biofuel. The innovative project ...

Club Coffee in Canada uses a different approach, making a compostable K-Cup alternative, the PurPod100, out of coffee waste. We also asked a coffee expert: What's the most convenient way to brew ...