| environ. | precautionary principle Principle adopted by the UN Conference on Environment and Development (1992) that in order to protect the environment, a precautionary approach should be widely applied, meaning that where there are threats of serious or irreversible damage to the environment, lack of full scientific certainty should not be used as a reason for postponing cost-effective measures to prevent environmental degradation | 预防原则 (该原则在环境与发展(1992年)联合国会议上被采纳，为了保护环境，预防方法应得到广泛的应用。这意味着，如果有严重的或不可逆转的环境损害发生时，我们不能将缺乏足够的科学依据作为推迟对环境保护采取措施的借口。) |