Practice Relating to Rule 45. Causing Serious Damage to the Natural Environment
Section B. Environmental modification techniques
In 2011, in a response to UN General Assembly Resolution 63/51 on the observance of environmental norms in the drafting and implementation of agreements on disarmament and arms control, the representative of Cuba stated:
It is … important to highlight the relevance and importance of the  Convention on the Prohibition of Military or Any Other Hostile Use of Environmental Modification Techniques, ratified by Cuba on 10 April 1978, which is still fully in force and should be universally accepted.