ASTANA. April 9. KAZINFORM. /Serik Kozhkenov/ President of Kazakhstan Nursultan Nazarbayev told about the viability of the Union of the Central Asian States in the live broadcast in Astana. ’I’d like to note the process of integration takes place throughout the world. Integration is profitable and aims at our general safety. We should unite our transport and energy resources. Community of cultures and languages also brings us together,’ Nursultan Nazarbayev resumed.