Ken Chaya created a map that charts every single tree in New York's Central Park. He stands next to one of the thousands of trees uprooted by Sandy. Margot Adler/NPR hide caption

itoggle caption Margot Adler/NPR

People wait to charge cellphones and laptops Thursday at a generator set up in the West Village. Superstorm Sandy left large parts of New York City without power. Timothy A. Clary/AFP/Getty Images hide caption

itoggle caption Timothy A. Clary/AFP/Getty Images

J.K. Rowling promotes her new novel, The Casual Vacancy, at Lincoln Center in New York. It was her only U.S. appearance. Dan Hallman/AP hide caption

itoggle caption Dan Hallman/AP