DUSHANBE, September 4, Asia-Plus  - Working visit of Tajik President Emomali Rahmonov to the Kazakh capital city of Astana, where he attended an informal Central Asian summit, is concluding today, presidential press service reported. 

A planned press conference was canceled, but some foreign media report that during the Saturday informal regional summit the presidents discussed rational use of the region''s water and energy resources.  The four presidents agreed to revive the International Fund for Aral Sea, which the Central Asian states established in the mid-Nineties to stem the desiccation of the Aral Sea, which has increasingly caused health problems in the region.