IWRBInternational Waterfowl Research Bureau (est. 1954)
IWRBIdaho Water Resource Board (est. 1965)
IWRBInternational Wetland Research Bureau
References in periodicals archive ?
The Britain-based IWRB, for instance, has been able to expand its operations because citizens in more than 70 countries in Europe, Africa, Asia, and Latin America have conducted many of the organization's bird surveys and conservation efforts.