Particulate matter collected from railings in Central Park East.

Soot collection in NY subway.

Collecting settled partiuclate matter from plant leaves in Jamaica Bay in Brooklyn, New York

Collecting settled partiuclate matter in the upper East side of Manhattan.

Environmental Protection Agency report from most recent Air Quality Monitoring Program.

New York State Air Quality Monitoring Site at Queens College.

New York State Air Quality Analysis System

New York State Particulate Matter collection device.

Particulate matter (collected from roof-top apparatus) to be sent to a national lab for analysis.

Collection of settled dust at Jamaica Bay.