Urges the Conference on Disarmament, in order that a comprehensive nuclear-test-ban treaty may be concluded at an early date, to re-establish the Ad Hoc Committee on a Nuclear Test Ban at the beginning of its 1991 session; also urges the Conference on Disarmament: (a) to take into account, the progress achieved by the Ad Hoc Group of Scientific Experts to Consider International Cooperative Measures to Detect and Identify Seismic Events; (b) to encourage the widest possible participation by States in the technical test that is now under way concerning the global exchange and analysis of seismic data; (c) to take immediate steps for the establishment, with the widest possible participation, of an international seismic monitoring network; (d) to initiate detailed investigation of other measures to monitor and verify compliance with such a treaty, including on-site inspections and an international network to monitor atmospheric radioactivity; urges (a) the nuclear-weapon States, especially those which possess the most important nuclear arsenals, to agree promptly to appropriate verifiable and militarily significant interim measures, with a view to concluding a comprehensive nuclear-test-ban treaty; (b) those nuclear-weapon States which have not yet done so to adhere to the Treaty Banning Nuclear Weapon Tests in the Atmosphere, in Outer Space and under Water.

Adopted 140-2-6, 54th meeting

4 p.

Adopted at the 54th plenary meeting, 4 Dec. 1990.
In: Resolutions and decisions adopted by the General Assembly during its 45th session, Volume 1, 18 September-21 December 1990. - A/45/49. - 1991. - p. 52-53. - (GAOR, 45th sess., Suppl. no. 49).