Future of the Environment

Study shows that feeding cows seaweed could help reduce methane emissions

Livestock produces large quantities of methane. Image: Unsplash/Ryan Storrier

Ermias Kebreab

Associate Dean and Professor of Animal Science, Director, World Food Center, University of California, Davis

Breanna Roque

Ph.D. Student in Animal Biology, University of California, Davis

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Future of the Environment

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image of a steer eating alfalfa pellets as equipment measures his gas emissions
A steer eating alfalfa pellets as equipment measures his gas emissions. Image: Breanna Roque, CC BY-ND
image of a cow eating food supplements containing seaweed
The cows who were being studied adjusted quickly to the seaweed in their diet. Image: Breanna Roque, CC BY-ND
a map highlighting the global sources of methane
Global sources of methane emissions. Image: Jackson et al., 2020, CC BY
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Related topics:
Future of the EnvironmentClimate ChangeAgriculture, Food and Beverage
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