Theme: Subsurface Biosphere

January 10 - Jack Istok (Oregon State University)
“The Push-pull Test”

January 17 - Rick Colwell (Oregon State University)
“Experimentally Determined Rates of Methanogenesis for Methane Hydrate-Bearing Sediments”

January 24 - Susan Childers (University of Idaho)
“Microbial Oxidation of Arsenic in Geothermal Springs of Southeast Oregon”

January 31 - Jan Amend (Washington University)
“Microbial Geochemistry in Shallow-Sea Hydrothermal Systems”

February 7 - Greg Retallack (University of Oregon)
“Global Greenhouse of the Past”

February 14 - TBA

February 21 - Chuanlun Zhang (University of Georgia)
“Ecological and Evolutionary Implications of Novel Archaeal Organisms in Terrestrial Hot Springs”

February 28 - Steve Hinkle (USGS)
“Aquifer Scale Transport of Septic Tank Nitrogen near La Pine, Oregon”

March 7 - Chen Zhu (Indiana University)
“Hydrogeological Responses to Paleoclimatic Changes during Late Pleistocene and Holocene, Black Mesa Basin, Arizona”

March 14 - Patricia Siering (Humboldt State University)
“Microbial Diversity and Dynamics in Acidic Hot Springs of Lassen Volcanic National Park”