WMO was howeveralwaysawareoftherisks and the 1986 WMO TechnicalDocumentNo 99 - PossibleClimaticConsequences of a MajorNuclear War - shall remain ahistoricreferenceforfuture generations.
They also converted the first four vessels in the class to cruise-missile launchers with nonuclear role after the Cold War ended, which is why there are only 14 Ohios carrying ballistic missiles today rather than the 18 that were built.