New York City | New York | The New York Times | Mexico City | New York University | York | Kansas City, Missouri | New York Yankees | Buffalo, New York | United States Department of Defense | Rochester, New York | New York Giants | United States Department of State | Kansas City | United States Department of Justice | United States Department of Agriculture | New York Stock Exchange | Salt Lake City | New York Mets | Albany, New York | Quebec City | Oklahoma City | City of London | New York State Assembly | Syracuse, New York | city | New York State Senate | Vatican City | United States Department of Energy | New York City Subway |
This source was traced through a collaborative process between the citizens of New York City, the city's 311 system, the New York City Office of Emergency Management, the New York City Department of Environmental Protection, and a working group which gathered and analyzed atmospheric data.