Related Rule
Portugal
Practice Relating to Rule 45. Causing Serious Damage to the Natural Environment
Section A. Widespread, long-term and severe damage
At the CDDH, Portugal, which was one of the countries that voted in favour of Article 20 of the draft Additional Protocol II, explained that it regarded “the article as a fundamental humanitarian provision the adoption of which will not imperil the authority of the State”. 
Portugal, Statement at the CDDH, Official Records, Vol. VII, CDDH/SR.51, 3 June 1977, p. 123.