Chris and Sara Guerre are among a growing number of farmers who have made the choice to rent land to farm instead of buy because of increasing property values. Zac Visco for NPR hide caption

itoggle caption Zac Visco for NPR

Somali refugees lead their herds of goats home for the night outside Dadaab, Kenya. A new study shows that animals in many parts of the developing world require more food — and generate more greenhouse emissions — than animals in wealthy countries. Rebecca Blackwell/AP hide caption

itoggle caption Rebecca Blackwell/AP

Rowbot is designed to fit in between the rows of crops. Moving up and down each row, a fleet of 20 bots could fertilize and monitor the corn crops during the growing season. Courtesy of Kent Cavender-Bares hide caption

itoggle caption Courtesy of Kent Cavender-Bares

Cropland Capture's developers hope players will find where crops are grown amid Earth's natural vegetation in satellite images to shine a light on where humanity grows its food. Courtesy of the International Institute for Applied Systems Analysis hide caption

itoggle caption Courtesy of the International Institute for Applied Systems Analysis

In recent years, pork producers have found ways to keep the animals healthy through improved hygiene. M. Spencer Green/AP hide caption

itoggle caption M. Spencer Green/AP

The long arms of pivot irrigation rigs deliver water from the Ogallala Aquifer to circular fields of corn in northwestern Kansas. Dan Charles/NPR hide caption

itoggle caption Dan Charles/NPR

The changing landscape of of agriculture is leaving many sheep farms in the dust. Farms are larger and technology makes crops more economically attractive and sheep herds less. Luke Runyon/Harvest Public Meida/KUNC hide caption

itoggle caption Luke Runyon/Harvest Public Meida/KUNC

Banksy's "Sirens of the Lambs" started its tour of New York City in — naturally — the Meatpacking District. BanksyNY/Youtube hide caption

itoggle caption BanksyNY/Youtube

Basil, tomatoes, peppers and lettuces grow in garden beds on the South Lawn of the White House. According to the site Obama Foodorama, the government shutdown has had a dramatic effect on the garden. Eddie Gehman Kohan/ObamaFoodorama.com hide caption

itoggle caption Eddie Gehman Kohan/ObamaFoodorama.com

Some of this season's Comice pear harvest is rotting in Pacific Northwest orchards because there aren't enough workers to pick it. Deena Prichep/for NPR hide caption

itoggle caption Deena Prichep/for NPR

This millet field outside Nunn, Colo., is nearing harvest time, when the grain turns from green to a golden color. Luke Runyon/Harvest Public Media hide caption

itoggle caption Luke Runyon/Harvest Public Media