Example sentences of "[noun] over the past 40 " in BNC.

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1 But research over the past 40 years or so has revealed some great surprises in the natural world .
2 If they succeed , they will give up the last vestiges of the party state and refute the criticisms that they are only interested in the power and money accumulated by the Communists over the past 40 years , without accepting any blame for their actions .
3 The nuclear deterrent has been very effective in ensuring the security of the west over the past 40 years .
4 A conference in Woods Hole , Massachusetts , reacting to reports of large-scale dumping of highly radioactive waste by the Soviet Union over the past 40 years [ see ED70 ] , concluded that " any potential problem would be a local one and would pose no threat on a global scale . "
5 MOSCOW ( Reuter ) — A senior defence official acknowledged that Soviet combat forces fought for a decade in Vietnam and in other foreign wars over the past 40 years .
6 This ignorance has been noted and regretted in official reports over the past 40 years , most recently in the Warnock report .
7 The site studied by Guo and Bradshaw is a village in Jiangsu province , having an area of 155 hectares ( ha ) and a population of 2,353 inhabitants which has increased by about 0.25% a year over the past 40 years .
8 Needless to say , there have been certain noticeable effects on people raised on TV over the past 40 years .
9 Radioactive material discharged from the Sellafield processing plant into the Irish Sea over the past 40 years may eventually accumulate in sandy sediments on the seabed , according to the government 's Directorate of Fisheries Research .
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