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Federal
Metadata entry - Inferring changes in summertime surface ozone NOx-VOC chemistry over U.S. urban areas from two decades of satellite and ground-based observations
U.S. Environmental Protection Agency —
Urban ozone (O3) formation can be limited by NOx, VOCs, or both, complicating the design of effective O3 abatement plans. A satellite-retrieved ratio of formaldehyde... -
Federal
Data for "Characterizing Nitrogen Oxides and Fine Particulate Matter Near Major Highways in the United States Using the National Near-Road Monitoring Network"
U.S. Environmental Protection Agency —
This dataset represents the raw hourly, daily, and design value data used in this article. All of the data was downloaded from EPA's Air Quality System (AQS) with the...