Covers the work of the Swedish data center in the international seismological verification system that monitors underground nuclear explosions and provides data for research on detection, location and identification of low-magnitude seismic events. Maps, charts and graphs.The declining trend in nuclear test explosion activity that started in 1988 continued during the four-year period l989-l992. ... Avmmm oruucumrssrs I989 1990 1991 I992 numuopg 12As0a#39;s Cnnu 0 2 0 2 l FRANCE 8 6 6 0 8 UNITE) Krmoou l 1 1 ... French explosions The number of French tests in the Tuamotu archipelago of French Polynesia was lowered from eight tests in 1989 to six tests in 1990 and 1991.
|Author||:||Eva Johannisson, Astrid Persson, Marie-Louise Schyberg|
|Publisher||:||DIANE Publishing - 1994-12-01|