Notwithstanding the provisions of the foregoing sections, the Council may enact emergency ordinances to meet serious public emergencies affecting the welfare of the Town or its inhabitants. An emergency ordinance shall be introduced in the form and manner prescribed for ordinances generally, except that it shall be plainly designated as an emergency ordinance. It may be adopted with or without amendment at the meeting at which it is introduced. Emergency ordinances shall expire thirty (30) days after enactment unless sooner specified therein.