anaerobic digestion

Let’s not pit anaerobic digestion against composting in the food waste fight

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It’s not a binary choice of one or the other, writes Brian Cox, who says the two technologies can work together for the good of the environment. In an opinion piece titled “Why industrial anaerobic digestion is not the answer to food waste”, Kate Walmsley argued that composting provides better environmental and societal outcomes than … Read more

Why industrial anaerobic digestion is not the answer to food waste

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New Zealand’s first commercial bioenergy facility has been lauded as a sustainable way to deal with the nation’s food waste. It’s anything but, says community composter Kate Walmsley. A couple of weeks ago, it was announced that construction was starting on Aotearoa’s first commercial bioenergy facility, owned by Ecogas.  Many people might see this as … Read more