《拯救地球大智慧》是一部优秀的纪录片,欧美综艺题材影视作品，由主演的。Big Ideas for a Small Planet is an American documentary series on the Sundance Channel which focuses on environmental innovations such as alternative fuel and green building techniques. The series premiered on the iTunes Store prior to its release on the Sundance Channel on April 17, 2007. The television series is part of The Green, a block of programming on the Sundance Channe...