Abstract::Greenlifestyleisanimportantcomponenttoconstructecologicalcivilization,aninevitabletrendtothede- velopmentofcontemporarypeople'slifestyle,andabasicwaytocultivateecologicalpeople.Thesubjectspiritofgreen lifestyleisthefreewilltopursuegoodlifebasedontheconceptofharmoniouscoexistencebetweenhumanandnature, andthedialecticalreturnofself-consciousnessoflifesubjecttowardnaturalecology.Itshoulddiscardthesubject-ob- jectdichotomy,formthelifethinkingofharmoniouscoexistencebetweenhumanandnature,andbridgethenatural- nessofnon-subjectintraditionalagriculturalsociallifeandtheanti-naturesubjectivityinmodernindustrialsociallife. Tocultivatethesubjectspiritofgreenlifestyle,weshouldtaketheresponsibilityofecologicalenvironmentasthe core,humanneedsastheendogenousdrivingforce,andenvironmentaljusticeastheimplementationcriterion.