Morning trips to the beach in North Wildwood are routine for Mayor Patrick Rosenello, who has lived in the city since 1977. To appreciate the views sure, but lately to survey sand dunes which until recently were the only thing standing between homes and waves prone to become fiercer amid storms. Last October, the remnants of Hurricane Ian wiped away about 80 feet of sand dunes there. While the city reinforced sand piles there, that dwindled to about 30 feet in December. Where does it stand in the New Year? “Literally 10 feet, I walked it this morning. There’s nothing left,” Rosenello told NJ A…