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Satellite method provides insight into ozone-NOx-VOCs sensitivity for different locations

Green Car Congress

Quantitative use of this indicator ratio is subject to three major uncertainties: (1) the split between NO x -limited and NO x -saturated conditions may shift in space and time, (2) the ratio of the vertically integrated column may not represent the near-surface environment, and (3) satellite products contain errors.

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DISCOVER-AQ project to begin flights to enhance measurement of ground-level air-quality from space

Green Car Congress

Ground sites maintained by the Maryland Department of the Environment form the backbone of the surface network. Sampling will focus on an area extending from Beltsville, Md., to the northeastern corner of Maryland in a pattern that follows major roadway traffic corridors.

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