Back to Show
PBS News Hour
How scientists are reducing methane from cow burps
Livestock production—primarily cows—produce 14.5 percent of global greenhouse gas emissions. The majority of that is in the form of methane, a potent greenhouse gas that is a natural byproduct of how some livestock process food. But as Christopher Booker reports, scientists are hoping that small tweaks in what cows eat can dramatically reduce a big source of climate emissions.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.

56:45
June 9, 2025 - PBS News Hour full episode

24:09
June 8, 2025 - PBS News Weekend full episode
24:09
June 7, 2025 - PBS News Weekend full episode

57:46
June 6, 2025 - PBS News Hour full episode

57:46
June 5, 2025 - PBS News Hour full episode

57:46
June 4, 2025 - PBS News Hour full episode

57:46
June 3, 2025 - PBS News Hour full episode

57:46
June 2, 2025 - PBS News Hour full episode

24:09
June 1, 2025 - PBS News Weekend full episode

24:09
May 31, 2025 - PBS News Weekend full episode

56:34
May 30, 2025 - PBS News Hour full episode

57:46
May 29, 2025 - PBS News Hour full episode