Example sentences of "[unc] over the [num ord] 20 " in BNC.

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1 At present rates , car usage is expected to grow by 70 per cent over the next 20 years .
2 Vehicle use is expected to grow by 70 per cent over the next 20 years .
3 The government also released a study which showed that planning policies which reduced the need for people to travel could cut pollution and fuel consumption by up to 15 per cent over the next 20 years .
4 Sustainable Netherlands : A perspective for changing Northern lifestyles , suggests that the use of fossil fuels would have to be cut by 60 per cent over the next 20 years , followed by a further 60 per cent cut in the following two decades .
5 The idea is to increase the Barn Owl population in the country by 50 per cent over the next 20 years .
6 The decision has aroused controversy because the fish 's decline ( by 90 per cent over the last 20 years ) is attributed to the increasing abstraction of water from the delta , which supplies two-thirds of California 's drinking requirements .
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