20thcentury artsandsociety biography documentaryfilms ecocriticism ecology ecologyinmotionpictures environmentalaspects environmentalprotectionandmotionpictures ethnicidentity history historyandcriticism indianart indianartists indianarts indianmotionpictureproducersanddirectors indianphilosophy indians indiansinliterature indiansinpopularculture indiansinthemotionpictureindustry indiansofnorthamerica indigenousfilms indigenouspeoples indigenouspeoplesandmassmedia indigenouspeoplesinmotionpictures intellectuallife motionpictures northamerica performingarts publicopinion racism sociallifeandcustoms socialvalues stereotypes(socialpsychology)inmotionpictures treatmentof unitedstates visualcommunication whites