ISLAMABAD - A special event will be held today (Tuesday) to mobilise people about the issues related to scarcity of water and associated environmental and economic problems. Federal Minister for Environment Hameed Ullah Jan Afridi along with the United Nations Resident Coordinator will address on the occasion. They would highlight the initiatives of government and United Nations development agencies for conservation of water and also for provision of safe drinking water to the people. The issues related to wastage of water and associated environmental problems would also be discussed on the occasion. The Ministry of Environment in collaboration with other environmental NGOs is a lso organising an important event in the Capital City by engaging school children, teachers and people from other walks of life to mobilise them about water related issues. The provincial governments, civil society organisations and other stakeholders were also organised such event to mark the World Water Day. Like every year, the World Water Day was observed on March 22 to highlight significance of freshwater. This year the theme of World Water Day was 'Trans-boundary Water-Shared Water, Shared Opportunities', which signifies the importance of trans-boundary rivers, lakes, inland waters as a whole and aquifers; that cross borders and link population of different countries. World Water Day provides a unique opportunity to stimulate people to take action for conservation and better management of water resources. The international observance of World Water Day is an initiative that grew out of the 1992 United Nations Conference on Environment and Development (UNCED) in Rio de Janeiro. The United Nations General Assembly designated March 22 of each year as the World Day. The observance of water day was started in 1993, in conformity with the recommendations of the United Nations Conference on Environment and Development.