IW:LEARN's mission is to build an Internet-based "global knowledge community" to protect, restore and sustain the world's aquifers, great lakes and river basins, coastal zones, seas and oceans. Sponsored by the Global Environment Facility (GEF) and its United Nations and World Bank partners, IW:LEARN specifically builds capacity among transboundary water resource projects worldwide. This site features: Training, Technologies (Communication tools), Partnerships (e.g., with GEF and UNECE), Resource Centres, Support Facilities, Teams and Publications.