Johan Varekamp, the Harold T. Stearns Professor of Earth Science, is a co-editor of a special volume on "Volcanic Lakes and Environmental Impacts of Volcanic Fluids," for the for the Journal of Volcanology and Geothermal Research, Volume 178, Issue 2, published Dec. 10, 2008. He's worked on the publication for more than two years. The publication contains 17 articles including one of Varekamp's own papers titled "The volcanic acidification of glacial Lake Caviahue, Province of Neuquen, Argentina," found on pages 184-196.