during its existence, iagc has, through its various working groups and members, sponsored or co-sponsored more than 40 international meetings, which represent its main financial expenditure. many of these meetings result from close cooperation with other associations affiliated with iugs and iugg, as well as various international, national, provincial and academic organizations. proceedings of these meetings are usually published. in 1986 the iagc launched its official journal, applied geochemistry.