Students walk across McKeldin Mall on the University of Maryland, College Park's campus. (Photo by Sam Gauntt/Maryland Matters)The University of Maryland, College Park, announced 84 employees were laid off Wednesday, according to a letter from school officials addressed to “colleagues.” The letter blames the layoffs on a projected increase in energy costs by $18 million, with a decrease of $15 million in federal funding in fiscal 2027. The lette…