The Town Board deems it essential that Planning Board members are available and present at all scheduled Planning Board meetings. Failure of any Planning Board member to be present at least 75% of the Planning Board meetings held in a calendar year shall be grounds for removal for cause of the Planning Board member following a public hearing as required under of the New York State Town Law. As provided therein, the Town Supervisor following removal of any Planning Board member shall appoint a new member for the unexpired terms of the member so removed.