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Speaking of carbon removal and beef, research has shown about 30% methane reduction if kelp is introduced into cows' diets. https://www.fosters.com/news/20200

• beerandt 5y ago
  That's mostly because decomposing grass is the source of the methane, not cows. Cows just speed the process. But it's a lot harder to convince people that growing grass is bad for the environment than eating beef.