MiscCentral Ark. puts plants on roof as green measure 15 years ago15 years ago CONWAY, Ark. (AP) – The University of Central Arkansas is going green at a high level – the roof of a classroom building. Post navigation Previous: Nintendo celebrates new grand, green building in RedmondNext: Skylight Efficiency Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website