WMO Bulletin 1971 Volume 20 №04 (October)

Switzerland, Geneva: The World Meteorological Organization (WMO). — 101 p.Lieurance N.A. Present and futures needs in aeronautical meteorology.
Smith L.P. Technical activities in agricultural meteorology.
Tucker G.B. Focus on southern hemisphere problems in dynamical meteorology.
Twenty-third session of the execution committee.
Three thousand million people - only one biosphere.
Kalaaji F.M. The Syrian meteorological service.
Hydrology.
Technical co-operation.
Activities of the technical commissions.
Activities of the regional associations.
Meteorology and economic and social development.