Observations of HNO3, ΣAN, ΣPN and NO2 fluxes: evidence for rapid HOx chemistry within a pine forest canopy

Measurements of exchange of reactive nitrogen oxides between the atmosphere and a ponderosa pine forest in the Sierra Nevada Mountains are reported. During winter, we observe upward fluxes of NO<sub>2</sub>, and downward fluxes of total peroxy and peroxy acyl nitrates (&Sigma;PNs), t...

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Bibliographic Details
Main Authors: D. K. Farmer, R. C. Cohen
Format: Article
Language:English
Published: Copernicus Publications 2008-07-01
Series:Atmospheric Chemistry and Physics
Online Access:http://www.atmos-chem-phys.net/8/3899/2008/acp-8-3899-2008.pdf