Adding pink seaweed to cow feed eliminates their methane emissions

One of the major contributors to greenhouse gases is the methane that cows belch up as they break down cellulose, but five years ago, research from Australia’s Commonwealth Scientific and Industrial Research Organisation(CSIRO) found that adding small amounts of a pink seaweed called Asparagopsis to cows’ diets eliminated the gut microbes responsible for methane production and “completely knocks out” cows’ methane emissions.

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