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Workshop participants agreed that the capability to produce practical , cost-effective and proven IBO designs presently exists , can be readily extended to provide interdisciplinary observations , and should be implemented expeditiously as part of a coordinated Arctic observing system . Well , yes , that was the second retraction , in which I said " I was responding to your claim that Christianity was dying out in the US as in the developed world in general , and should probably have focussed on the US , where there is ample evidence that this is not true and to which , in fact , the evidence I had in mind referred . To be mired in a slump is part of the game , and should be battled the old-fashioned way : extra batting practice or more work between starts until the problem disappears as mysteriously as it showed up . Polycarbonate is the most shatter-resistant clear lens material , and should be used for all safety eyewear . Despite progress seen in recent years , most African countries need innovative and better targeted programmes in the spheres of safety and health at work , and should reform and extend their social protection systems .