New York City Downtown Brooklyn, and the FDNY Fire Academy is located on Randalls Island. There are three Bureau of Fire Communications alarm offices which receive and dispatch alarms to appropriate units. One office, at 11 Metrotech Center in Brooklyn, houses Manhattan/Citywide, Brooklyn, and Staten Island Fire Communications; the Bronx and Queens offices are in separate buildings. The New York Public Library, which has the largest collection of any public library system in the United States, serves Manhattan, the Bronx, and Staten Island. Queens is served by the Queens Borough Public Library, the nation's second largest public library system, while the Brooklyn Public
Demographics of New York City settled along Ocean Parkway in Brooklyn creating a unified community consisting of about 75,000 people in this area, while the other Sephardic Jews live in the Upper East Side of Manhattan and in Staten Island. 19th-century Jewish immigrants settled mainly in the tenement houses of the Lower East Side of Manhattan. New York City's current Jewish population is dispersed among all the boroughs; Brooklyn's Jewish population in 2011 was estimated as 561,000, and Manhattan's was 240,000. The Orthodox community is rapidly growing due to higher birthrates among Orthodox (especially Hasidic) Jews, while the numbers of Conservative and Reform Jews are