Соответствующая норма
Practice Relating to Rule 45. Causing Serious Damage to the Natural Environment
In its oral pleadings before the ICJ in the Nuclear Weapons case in 1995, Zimbabwe stated that it fully shared the analysis by other States that “the threat or use of nuclear weapons violates the principles of humanitarian law prohibiting the use of weapons or methods of warfare that … cause long term and severe damage to the environment”. 
Zimbabwe, Oral pleadings before the ICJ, Nuclear Weapons case, 15 November 1995, Verbatim Record CR 95/35, p. 27.