Joseph Oldham, is the interim Sustainability Manager for the city of Fresno. Joseph is also the Chairman of the Fresno Green Team and spearheaded Fresno’s “three-can system,” where residents received two recycling containers along with their regular trash can. Joseph Oldham, is the interim Sustainability Manager for the city of Fresno. Joseph is also the Chairman of the Fresno Green Team and spearheaded Fresno’s “three-can system,” where residents received two recycling containers along with their regular trash can.