Image:Two cows grazing.jpg
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Two_cows_grazing.jpg (639 × 396 画素, 档案大小： 94 KB, MIME type: image/jpeg)
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.
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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. |
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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. |
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