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Volume 454: debated on Monday 11 December 2006

To ask the Secretary of State for Defence in what proportion of the world's oceans submarines are undetectable from space. (106407)

[holding answer 30 November 2006]: While all ocean-going vessels, including submarines, operating on the surface of the water can theoretically be detected from space, it may be assumed that a submarine operating under the surface in any of the world's oceans is undetectable from space.