past observances
2007 FAO “Coping with Water Scarcity”
2006 UNESCO “Water and Culture”
2005 UN “Water for Life”
2004 WMO/UNISDR “Water and Disasters”
2003 UNEP “Water for Future”
2002 IAEA “Water for Development”
2001 WHO “Water for Health”
2000 UNESCO “Water for the Twenty-first Century”
1999 UNEP “Everyone Lives Downstream”
1998 UNICEF “Groundwater - the Invisible Resource”
1997 UNESCO/WMO The World's Water: Is There Enough?
1996 Water for Thirsty Cities
1995 Women and Water