The NRCS Photo Gallery contains natural resource and conservation related photos from across the USA. Photos in the Gallery are available free of charge in two common image formats: TIFF or JPEG. Image resolution is generally 1500 x 2100 pixels (5" x 7" at 300 dpi). TIFF images are 32 bit RGB color, ranging from 6 mb to 12 mb in size. JPEG images are 24 bit RGB color ranging from 200 kb to 400 kb in size. If you use any of these photos in a publication, on a web site, or as part of any other project, please use one of the following credit line: Photo by (photographer's name), USDA Natural Resources Conservation Service. - Photo courtesy of USDA Natural Resources Conservation Service. - Photo courtesy of USDA NRCS.