Wikimedia Commons: Picture of the day
Deutsch: Template:Potd/2017-03-22 (de)
English: World Water Day is an annual event celebrated on March 22. The day focuses attention on the importance of fresh water and advocates for the sustainable management of freshwater resources. This day was first formally proposed in Agenda 21 of the 1992 United Nations Conference on Environment and Development in Rio de Janeiro. In 1993, the first World Water Day was designated by the United Nations General Assembly and since, each year focuses on a different issue.
Nederlands: Wereldwaterdag is een sinds 1993 jaarlijks terugkerende internationale dag in het teken van water