Whenever the described area of operation shall include three or more counties or portions thereof, there shall be created an advisory committee to consult with and assist the authority. The advisory committee shall consist of one member from each affected county who shall be a person of good moral character and a duly qualified elector of the county he represents on the advisory committee, together with the Governor, the State Health Officer, the Commissioner of Conservation and Natural Resources, the State Geologist, the Director of the State Industrial Development Board, the Chairman of the Alabama Water Improvement Commission, the President of the Alabama Wildlife Federation and the head of any air pollution regulating body which might be created by the Legislature of this state, who shall be members ex officio of the advisory committee. The Governor shall be the chairman of the advisory committee, and he shall designate one of the appointive members as vice-chairman at the time of appointing such member. All members of the advisory committee other than the ex officio members shall be appointed by the Governor. The appointive members shall serve for terms of six years, and the persons serving as members ex officio shall serve for terms concurrent with the period of their tenure in office. The appointive members shall be eligible for reappointment. The advisory committee shall convene in meeting at the call of the chairman or of the vice-chairman. Meetings may also be called by notice signed by a majority of the appointive members. Notices of all meetings shall be in writing and such notices shall be served upon each member in person or by regular United States mail, postage prepaid, at least 10 days prior to the date upon which the meeting is to be held. It shall be the purpose of the advisory committee and of the members thereof to advise and consult with the authority with respect to water, air or general environmental pollution problems in the several counties within the area of operation, to establish and maintain liaison between the authority on the one hand and the industrial community, the county and municipal bodies and the agencies headed by the ex officio members on the other and generally to aid and assist the authority in carrying on its functions and fulfilling its purposes and objects and in coordinating the same with the efforts of other like authorities and other agencies in controlling, abating and preventing water, air or general environmental pollution.