Trends in PM2.5 transition metals in urban areas across the United States
Using data from the Environmental Protection Agency’s Chemical Speciation Network, we have characterized trends in PM _2.5 transition metals in urban areas across the United States for the period 2001–2016. The metals included in this analysis—Cr, Cu, Fe, Mn, Ni, V, and Zn—were selected based upon t...
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
IOP Publishing
2019-01-01
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Series: | Environmental Research Letters |
Subjects: | |
Online Access: | https://doi.org/10.1088/1748-9326/ab4032 |