Students milking a goat in the barn that they helped build at the Catherine Ferguson Academy in Detroit, Mich. | Credit: Michael Hanson

Trainees, interns, and farm staff work together on farm tasks and share lunch each day, another part of the healthy-living training program the Homeless Garden Project in Santa Cruz, Calif., has developed. | Credit: Farmworkers in Santa Cruz. (Photo by Michael Hanson.)

At the East Thirteenth Street Garden in Denver, Colo., two Somali Bantu youth enjoy mangoes on a stick. | Credit: Michael Hanson

Backyard farmers in the Versailles Community in New Orleans, La. | Credit: Michael Hanson

Melvin Price at Growing Home in Chicago, Ill. | Credit: Michael Hanson

Seattle, Washington's Interbay P-Patch is a 30-year-old site in a busy residential area. | Credit: Michael Hanson

Matt and Peg Sheaffer in front of their silos. Instead of storing commodity crops, as they would on many Illinois' large farms, these silos hold the tools and equipment used to produce the wide range of crops grown at Prairie Crossing in Grayslake, Ill. | Credit: Michael Hanson

Trung Tran harvest greens growing along her backyard fence in the Versailles Community in New Orleans, La. | Credit: Michael Hanson