Example sentences of "[pron] has [vb pp] a significant [noun] " in BNC.

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1 It will also take account of the successful introduction of DROPS — the demountable rack offloading and pickup system — which has made a significant contribution to the capability of the Royal Corps of Transport , given the quantity of stores that can be shifted with the available resources .
2 A whole succession of international agreements have come into being since then , including the Montreal Protocol to phase out the manufacture and use of ozone-depleting chemicals ( such as CFCs ) and the Convention on the International Trade in Endangered Species ( CITES ) , which has played a significant role in helping to protect some of the world 's rarest flora and fauna .
3 The effect of vitamin A supplementation on such deaths has not been consistent in previous trials , though none has found a significant change .
4 Publication in a high-impact factor journal such as Nature represents an acknowledgment that the work is at the cutting edge of science , and that it has made a significant contribution to that science .
5 In only six years it has become a significant nature reserve in its own right .
6 In this latter respect , government policy ( or the threat of intervention ) would seem to be the most significant factor tending to remove authority over collective bargaining to the national confederations.9 Attempts to align the outcome of wage negotiations with macroeconomic policy objectives have been one factor which has tended to raise the level of bargaining and it has played a significant role at certain periods in countries such as Holland , Norway and Austria .
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