International Association of Hydrological Sciences

The International Association of Hydrological Sciences (IAHS) is a non-profit, non-governmental scientific organization committed to serving the science of hydrology and the worldwide community of hydrologists. The IAHS was established in 1922, and presently claims a membership in excess of 9,000 with members in over 150 countries.

Ten international scientific commissions deal with the hydrological cycle, water resources, and specific techniques. Other working groups and initiatives address particular issues. Provided by Wikipedia