EghtesadOnline: The water crisis unfolding across continents is a global challenge that needs to be addressed through meaningful collaboration and networking, the officer-in-charge of the UNESCO Tehran cluster office said in Tehran Thursday on the sidelines of a meeting of the board of governors of the Regional Centre for Urban Water Management.

EghtesadOnline: The 11th virtual meeting of the Regional Centre for Urban Water Management governing board was held Sep 23 with 53 participants from 16 countries and 10 international organizations to discuss closer cooperation between member states.