affecting their global interest, atthough not necessarily considered as fundanental to their security concerns, either due to the physical or political distances lnvolved. If they do, as in situations cornbining a conflict of interest over resources, strategic locations antl political proxinity' then the allegedly iron togic of nuclear deterrence may lose its inexorabitity in a clinate of tension' 121. whether in calculating the possible nature of triggering events, the number of actors whose decisions vrould govern ils course or the decision time available, the doclrine of nuclear deterrence places a very high preniun on rational behaviour' whichr to say the leas!' ignores the elenentary insights of Psychological and other resea;ch on tteci s ion-mak ing of indivitluals and collective entities under situations of grave threat., extrene slress, intense insecurity and close proxirnity to total annihilation. some of che studies about governnental decisions leading to the rnajor wars in this century suggest that about 60 per cent turned out to be based ulrin "tong esbimates of the capabilities and intentions of the major Pol'ers when the wars bagun, "" well as wrong assessment of the actual course of the war and its consequences, stressr threats' insecurity and time pressure reduce the capabilieies for a xational Processing and evaluation of infornation' Deterrence policy not only strains the rationality of the individuat systens and their decision-maKing processes. it also results in a continuous cornpetition for security with lts attendant risks for internalional stability' I22.IrresPectiveof}'hethertheyareusedornot'theProductionandtestingof vreapons of mass destruction has both short and long-Cern consequences on the eco;ystem of both the nations inclulging in then and those eLsewhere. After naking a deiailed investigation of the high-exptosive incendiary, chenical, blological and nuclear weapon productron processes, a recent study by the United Nations Institute A/37/386 Engl ish Annex Page 56
**Analysis**
The text appears to be discussing the implications of nuclear deterrence on international relations, decision-making processes, and the environment. It highlights the limitations of rational behavior in situations of high stress and insecurity, and the consequences of producing and testing weapons of mass destruction. The text also mentions the impact on international stability and the ecosystem.

**Category**
Science and technology, International relations