Dryland grazing on the Great Plains in Colorado. Each cow on a pasture can emit about 350 liters (230 grams) of methane per day. The image was digitally modified to remove one cow; if the modified version is eligible for copyright, then it is GFDL. Original USDA photo by Scott Bauer. Image Number K7686-7.

This image is in the public domain because it contains materials that originally came from the Agricultural Research Service, the research agency of the United States Department of Agriculture. العربية ∙ dansk ∙ Deutsch ∙ English ∙ español ∙ فارسی ∙ français ∙ italiano ∙ 日本語 ∙ македонски ∙ മലയാളം ∙ Nederlands ∙ português ∙ sicilianu ∙ Türkçe ∙ Tiếng Việt ∙ 中文 ∙ +/−

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