This report evaluates the responses of the United Nations to the questions of human cloning governance. The difference between reproductive human cloning and using of cloning technology for research is explained followed by an ethical analysis of cloning. Discussion of ethics at the UN level often brings to mind the notion of deep, profound, commonly held principles to guide human actions. While general ethical principles, such as the principle of doing no harm in medical practice, are widely respected, the question of what amounts to harm is less easily defi ned. The debate on reproductive and research.