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Heavy metals, black carbon and natural sources of particulate matter in New Zealand

Publication date:  October 2018
Publication reference number:  CR 320

This report presents summary information and statistics on the composition and sources of airborne particulate matter (PM) samples collected at air quality monitoring sites around New Zealand. The primary focus of the report is on concentrations of black carbon, heavy metals, and the natural source contributions to urban PM concentrations. The data represents 20 years of monitoring and analyses by regulatory authorities and GNS Science.