Innovations in enviromental science happen all the time. However, it has mostly been a male-dominated field. In this week's "Issues of the Environment," WEMU's David Fair speaks to Liesl Clark, who is president of the Michigan Energy Innovation Business Council , co-founder of 5-Lakes Energy, LLC , and a board member of Advancing Women in Energy , about the need for a diversity of voices in the clean energy sector, especially with a new president about to take office.