WWF Director-General James Leape today called on governments to support the entry into force of the 1997 UN Watercourses Convention—an international agreement which could play a key role in water security for about 40% of the world's population.

Launching the booklet Everything you need to know about the UN Watercourses Convention at World Water Week in Stockholm, Mr Leape said, "This essential treaty has languished in limbo for more than a decade, largely due to the failure of nations in not signing up to what they long ago agreed to.

read more on the U.N. Watercourse Convention here.