In today’s society，new media has an important role in all fields of our daily life. How to maximize their positive impact and promote social development have become issues worthy of our research and exploration. So，how to take use of new media to promote the construction of ecological civilization in SiChuan？In the process of building ecological civilization，the new media should play a good role in the transmission of ecological information，ecological civilization supervisors，ecological risk communicators，ecological construction mobilization，and ecological civic breeders，but there are many defects in ecological information dissemination in new media. To achieve these roles requires strengthening the dissemination of eco-information，innovating public participation，coordinating multiple interests，safeguarding the ecological rights and interests of vulnerable groups，improving the public’s new media literacy and green literacy，and properly supervising new media.