The June issue of The Oprah Magazine includes an article with details on Oprah Winfrey's new farm in Hawaii. The Oprah Magazine hide caption

itoggle caption The Oprah Magazine

This "pinkhouse" at Caliber Biotherapeutics in Bryan, Texas, grows 2.2 million plants under the glow of blue and red LEDs. Courtesy of Caliber Therapeutics hide caption

itoggle caption Courtesy of Caliber Therapeutics

Through the City Land Application of Biosolids Program in Geneva, Ill., the fertilizer supplement is provided to local farmers at no cost. City of Geneva/Flickr hide caption

itoggle caption City of Geneva/Flickr

Clucking all the way to the bank: A hen models a polka-dot diaper from MyPetChicken.com, a multimillion-dollar business that sells everything from chicken caviar treats to day-old birds. Courtesy of MyPetChicken.com hide caption

itoggle caption Courtesy of MyPetChicken.com

American farms like this iceberg lettuce field owned by Duda Farm Fresh Foods outside Salinas, Calif., are facing a dwindling supply of farmworkers from rural Mexico. Kirk Siegler hide caption

itoggle caption Kirk Siegler

Cows wait to be milked at a California dairy farm. Justin Sullivan/Getty Images hide caption

itoggle caption Justin Sullivan/Getty Images

Thick jets of processed sewage arc out 30 to 40 feet from giant moving spreaders at Birmingham Farm in Kansas City, Mo. Frank Morris for NPR hide caption

itoggle caption Frank Morris for NPR

Farmers harvest a sugar beet crop in Gilcrest, Colo. Matthew Staver/Landov hide caption

itoggle caption Matthew Staver/Landov

Wild bees, such as this Andrena bee visiting highbush blueberry flowers, play a key role in boosting crop yields. Left photo by Rufus Isaac/AAAS; Right photo courtesy of Daniel M.N. Turner hide caption

itoggle caption Left photo by Rufus Isaac/AAAS; Right photo courtesy of Daniel M.N. Turner

Peanut plants grow on a Halifax, N.C., farm that received federal subsidies in 2011. Robert Willett/MCT /Landov hide caption

itoggle caption Robert Willett/MCT /Landov