LocaL lrinds and rains. 122/ rn fact, it has been reported that instances ofnucl-eaJ| explosions with6E confirnation by nuclear debris d.etectors have occurreaf;these explosions were confirmed however by other, not necessarily geoptgrsical,neans. 123/ Moreover, other nore speculative infornation, such as reports of aSouth African navaL task force in the region, have yet to be discredfted,, IZUand, as the ad hoc panef report notes, the explanation providerl in the rep6?F ofthe 22 septenbe? event itself is not fully credible. Furtber, the ail hoc panelreport does not d.iscuss the possibility that the lack of persuasive-ZiliJborative evidence nay reflect not that no explosion occur"ed. but that some country testeil anuc]ear device but went to great pains to cover its trachs. 77. Finally, there is so far no undisputed scientific explenation of the lightsignal recorded by the VELA Satellite on 22 Septenber 19?9. Ttre initialpresumption that there had been a Duclear explosion by south Africa or any othercountry in the south Atlantic area has not been substantiated; nor has it beenf!,1 r,. i.'^--^.-^rr u+fJ uf DIra uvsq. 4/ me following States repJ-iedr Bahamas, Cuba, Guinea-3issau, I€sotho, Netherlands, Philippines, Sr:riname, Trinidad and Tobago, snd United Kingdom. I22/ "Otficials Hotly Debate whether Africa.n Event llas Aton BJ.ast"n h'ashington Post, 1J January 1980. 12l Marshall, "tr'lash Not Missed by \IELA StiU Veil-ed in Mist", p. 10!1. t2)+/ "South African Ships in Zone of Suspected N-Blast", The Guar€anJl tjaluary lYoU.Al 35 /)1o2 Annex fage Jo VI" RECINT TNITIATIVES III THE IIUCLEAF FIELD INVOLVIXIG SOUTH AT'RICA 78" International attempts ro isolate South Africa and luL pressure on jL Lo abandon its alrartheid policy also have focused on the nucfear field. These attempt s have partly coincid.ed '.rith other international efforts to prevent the .,.rrhaF nr-^l i raral j^n ^f n'rnl in +hi - ": I L a well ,uL u,,cr ]:/rufr! ws@Furr- a LuqrrurJ rlLrL developeLl nuclear infrastrucrure which for nany years has been ranked among thc so-ca}lcd near nuclear countries. AL Lhe sane t,ine, concern has been expressed
**Analysis**
The text appears to be discussing a specific event related to nuclear explosions and South Africa's nuclear program. The language used is technical and scientific, with references to nuclear debris detectors, satellite signals, and international efforts to prevent nuclear proliferation. The text also touches on the political context, mentioning apartheid policy and international pressure on South Africa.

**Category**
Science and technology, International trade