At the time and place set for the hearing, the Town Board shall hear the applicant and all other persons wishing to be heard on the application for certificate of approval for the location of the junkyard. In passing upon the same, the Town Board shall take into account, after proof of legal ownership or right to such use of the property for the special permit period of the applicant, the nature and development of surrounding property, such as proximity of a building or structure used as a residence, churches, schools, hospitals, public buildings or other places of public gathering and whether or not the proposed location can be reasonably protected from affecting the public health and safety by reason of offensive or unhealthy odors or smoke or of other causes.