Issue 5

Message from the Chairman
The emerging discipline of Medical Geology 4
Report on the Medical Geology: Earth Systems conference 5
Air quality downwind of sour gas flaring 7
Environmental pathology and health effects of arsenic poisoning 9
ITTRCA: International tissue and tumor repository for chronic arsenias 12
Medical Geology research in the Slovak Republic 14
Human exposure to lead from a mining area in Brazil 17