The GEF IW:Science synthesis report, brings together the findings and efforts of the IW System Type Working Groups (Groundwater, Lakes, Rivers, Land-based Pollution Sources and, Large Marine Ecosystems and the Open Ocean).

In October 2008 the United Nations University Institute
for Water, Environment and Health invited international
representatives from NGOs, government, academia and the UN to a meeting to discuss barriers and to identify breakthroughs to providing sanitation for all. This document has been compiled to summarize the discussions, place them within the current