Kammala jumla mai zuwa: Peter Lehner (an haife shi 1958) lauya ne na Amurka kuma mai kare muhalli. Yana jagorantar shirin abinci mai dorewa da aikin gona a Earthjustice, yana haɓaka dabarun rage tasirin cutarwa na samar da abinci akan yanayi, lafiyar ɗan adam da muhalli, da haɓaka tsarin aikin gona mai ƙarancin muhalli. Shi ne co-marubucin littafin "In Deep Ruwa" game da 2010
Ruwan mai na Deepwater Horizon tare da Bob Deans.