Annie Spratt on Unsplash
Feeding cows a few ounces of seaweed daily could sharply reduce their contribution to climate change
Ermias Kebreab & Breanna Roque, The Conversation
There are roughly 1 billion cattle around the world, so reducing enteric methane is an effective way to reduce overall methane emissions. But most options for doing so, such as changing cows’ diets to more digestible feed or adding more fat, are not cost-effective. A 2015 study suggested that using seaweed as an additive to cattle’s normal feed could reduce methane production, but this research was done in a laboratory, not in live animals.
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