Blue Haze
giving the landscape a blue appearance

Blue haze is a phenomenon commonly observed in the Smoky Mountains of eastern Tennessee and the Blue Ridge Mountains of Virginia.

Photograph by: Young

As tiny hydrocarbon particles released by vegetation chemically react with ozone molecules, they produce particles that selectively scatter blue light, giving the mountains their blue appearance.

Terms for using data resources. CD-ROM available.
Credits and Acknowledgments for WW2010.
Department of Atmospheric Sciences (DAS) at
the University of Illinois at Urbana-Champaign.