In Arizona, Some Retirees Caught In Never-Ending Battle With Invasive Species
January 25, 2013
Rather than rest in retirement, a group of volunteers is restoring land in Arizona's Ironwood Forest National Monument to its natural habitat. Their main goal is to eliminate invasive buffelgrass, which is taking over and causing a fire hazard. It's no small task — they've removed it from the same place 40 times.
Listen to this story