Biodiesel bus on display at Earthstock Festival on campus of Stony Brook University, Long Island NY

---

Size: 3168px × 4752px
Photo credit: © Len Holsborg / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: air, alternative, bio, biodiesel, brook, bus, clean, diesel, energy, environment, fuel, global, green, pollution, stony, university, warming