A set of three extensions for use with ESRI ArcView software (version 3.x) called HydroSHEDS tools are available. The set of tools enables end users to manipulate, process, and improve HydroSHEDS data with a user-friendly graphical interface. While using the tools, users are urged to use the extensive help function included with the tools to come to a full understanding of their functionality.
World Wildlife Fund Inc. is a nonprofit, tax-exempt charitable organization (tax ID number 52-1693387) under Section 501(c)(3) of the Internal Revenue Code. Donations are tax-deductible as allowed by law.