Brussels, 06/10/2000 (Agence Europe) - In Geneva where he took part in a meeting of the executive Committee of the United Nations High Commission for Refugees (UNHCR), the European Commissioner for Development Co-operation and Humanitarian Aid, Poul Nielson, welcomed the co-operation between the humanitarian agencies of the United National and the Community Humanitarian Office (ECHO) - co-operation which, according to him, constitutes "one of pillars of effective intervention in refugee...