Aerosol haze likely source of sulfate in ancient volcanic ash bed
http://www.agu.org/sci_soc/prrl/jh092303.html#2

Bao et al., AGU

This resource is referenced here:

• Cutting Edge:Visualization:Visualization Collections: AGU Highlights and Press Releases: Volcano

Subject: Geoscience:Atmospheric Science:Climate Change, Environmental Science:Global Change and Climate:Climate Change:Global change modeling, Geoscience:Geology:Igneous and Metamorphic Petrology:Volcanology, Geoscience:Atmospheric Science:Climate Change:Global change modeling
Resource Type: Scientific Resources:Overview/Reference Work:AGU Highlights