usdagov 9493649191 20130812-OSEC-TEW-2709

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Size: 1942px × 1286px
Photo credit: © Nature and Science / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: bonnie, building, dc, dep, harding, krysta, nature, robert, science, sec, swearing, usda, vilsack, washington, whitten