Smithsonian Police is a national labor union of law enforcement officers and agents. Smithsonian Police The Smithsonian Institution Office of Protection Services is the guard force of the Smithsonian Institution. It is a federal guard force consisting of 850 officers with very limited special police authority tasked with protecting visitors, staff, property, and grounds of the federally owned and managed Smithsonian Institution museums and research centers in Washington, D.C., New York City, at the 2,800 acre Smithsonian Environmental Research Center in Maryland as well as oversight of the security operations at the Smithsonian Tropical Research Institute in Panama. According to a 1978
Smithsonian Institution what could be proven by contemporary climatology. The Smithsonian is now a participant in the U.S. Global Change Research Program. The Smithsonian Institution provides access to its image collections for educational, scholarly, and nonprofit uses. Commercial uses are generally restricted unless permission is obtained. Smithsonian images fall into different copyright categories; some are protected by copyright, many are subject to license agreements or other contractual conditions, and some fall into the public domain, such as those prepared by Smithsonian employees as part of their official duties. The Smithsonian's terms of use for its digital content, including images, are set forth