The governor shall designate and appoint three (3) members, called commissioners, of the northeastern forest fire protection commission. One of those commissioners shall always be the director of environmental management or an officer holding an equivalent position who is responsible for forest fire control, the second shall be a state legislator who is a member of the Rhode Island commission on interstate cooperation, and the third shall be a citizen of the state designated by the governor as his or her responsible representative to serve at the pleasure of the governor.