Online M.S. in Environmental Studies Degree. 100% Online, Asynchronous and Flexible. Our unique bioregional approach shows students how to connect deeply to their local ecological and human communities wherever they end up during their professional careers. Our unique bioregional approach shows students how to connect deeply to their local ecological and human communities wherever they end up during their professional careers. The Master of Science in Environmental Studies program comprises 36 credits, which include five foundational courses and three areas of concentration to choose from–conservation biology, environmental communication, or a self-designed focus.