Topic	Presenter
Arsenic concentrations in sediment and soils	Ty Johnson
Organic controls on aqueous arsenic	Carrie Hawkins
Inorganic controls on aqueous arsenic	Daniel Wagner
Selenium concentrations in sediment and soils	Johathan Gillip
Selelnium: San Joaquin Valley	Chris Hobza
Inorganic controls on aqueous selenium	Jessica Pontiff
Chromium in the environment	Jozef Laincz
Cadmium in the environment	Jeremy Kassouf
Abiotic origin of petroleum	Yari Davis
Origin of petroleum	Matt Wilson
Marine versus terrestrial origin of petroleum	Eric Gross
Source rock evaluation	Jamie Woolsey
Effect of heat and time on petroleum formation	Kammie Wood
Trace metals in petroleum	Matt Houston
Isotopes used in petroleum exploration	Matt Boyce