Related Rule
China
Practice Relating to Rule 44. Due Regard for the Natural Environment in Military Operations
At the Meeting on Human Environment in 1972, China condemned the United States for causing “unprecedented damage to the human environment” in South Vietnam through the use of “chemical toxic and poisonous gas”. It also accused the United States of destroying “large areas of rich farming land with craters”, poisoning “rivers and other water resources”, destroying forests and crops and threatening “some of the species with extinction”. 
China, Address to the Meeting of Human Environment on Our Government’s Position on the Protection and Improvement of Human Environment, 10 June 1972, Selected Documents of the Chinese Delegation to the United Nations, The People’s Press, Beijing, 1972, pp. 257–258.