Example sentences of "over the [num ord] 30 years " in BNC.

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1 In Benenson 's words : ‘ The gradual change over the last 30 years in the public perception of the value of human life is a measure of Amnesty 's influence .
2 Over the last 30 years I have kept a fairly meticulous diary , and this includes not just fishing detail but an accurate record of the conditions .
3 Such comments about the DTI 's effectiveness as a corporate policeman could have been made almost at any time over the last 30 years and in a multitude of cases .
4 In a tragic testimony to the commercial success of the package holiday business over the last 30 years , melanoma now ranks as Britain 's fastest growing cancer .
5 There is no reliable estimate of abundance for the franciscana , although the incidental gill-net kill of tens of thousands of dolphins over the last 30 years has undoubtedly significantly reduced the total population .
6 LaBudde documented for the first time , on video and in his diaries , the suffering and death of thousands of dolphins in a tuna fishing practice known as ‘ fishing on porpoise' ’ , which has over the last 30 years killed between 6 and 12 million dolphins in the eastern Pacific .
7 It may be that ‘ no action ’ would turn out to be a very wise option based on the experiences of miniaturisation over the last 30 years or so .
8 The amount of silt that the Huanghe brings to the China Sea ( 1.6 × 10 t per year ) represents a 25 per cent increase over the last 30 years and is due mainly to the conversion of grasslands to arable fields ( Smil 1987b ) .
9 Over the last 30 years , when names like Pele , Eusebio , Cruyff , Müller and Maradona were igniting world football , the people of Scotland could retaliate with their own itinerary of hapless dupes and national scapegoats .
10 Situated on the edge of the attractive village of Tiffield , Ark Farm has evolved from a number of farms over the last 30 years .
11 The total demand for water has increased by 70% over the last 30 years .
12 These two questions represent the focus of a considerable amount of research by developmental psychologists over the last 30 years .
13 CENTRA is the successor to NWRAC ( formerly ULCI ) whose course schemes and certificates in Machine Knitting have become well established over the last 30 years .
14 This month sees the publication of a new book by Doug Scott , recording his climbing career over the last 30 years in photographs .
15 Over the last 30 years the Trust has helped build 26 village schools , two hospitals and 12 medical centres .
16 ‘ During our Everest expedition in 1953 we had vast quantities of firewood at base camp and never thought about the problems , but environmental consciousness has grown enormously over the last 30 years or so . ’
17 But one of the striking lessons of much of social theory over the last 30 years ( picked out in Chapter 4 ) is that science — the apparently supreme epitome of rationality turns out to exhibit various kinds of non-rationality .
18 Over the last 30 years , research has become big business , and has been a key element in the formation of new academic disciplines .
19 The coming into being over the last 30 years of the political communities of Scotland , Wales , women , Afro-Caribbeans , Asians , Muslims , — each of these is premised on a freshly ‘ discovered ’ history of violence .
20 The range of courses presently available , both advanced and non-advanced , has grown in piecemeal fashion , largely in response to the technological revolution which British agriculture has achieved over the last 30 years .
21 An extensive programme of geological thin-sectioning of stone implements in various universities over the last 30 years has shown quite clearly that between 3000 and 1500 BC there were a number of heavily exploited sources of stone and flint which were used to make axes and other implements .
22 The work over the last 30 years at Wharram Percy in the East Riding of Yorkshire demonstrates how much can be learnt from consistent detailed research on one site about the development of the English landscape and of a site in its local setting .
23 The work at Wharram Percy reflects the development of medieval rural settlement studies in England and our understanding of the implications of the development of the landscape over the last 30 years .
24 Irrigation and agricultural policies — especially for the Soviet cotton industry — meant that the water level in the Aral Sea had fallen by over 14 metres over the last 30 years .
25 The Human Development Report 1992 released by the UN Development Programme ( UNDP ) on April 23 showed that the doubling of income disparities over the last 30 years had enabled " the richest 20 per cent of the world 's people [ to become ] … at least 150 times more than the poorest 20 per cent " .
26 Many treatments have evolved over the last 30 years for controlling upper gastrointestinal haemorrhage in patients with cirrhosis and portal hypertension .
27 It claimed a transformation in the status of embroidery over the last 30 years , from ‘ genteel craft for women ’ to the Art of an ‘ avant-garde ’ on ‘ the cutting edge ’ with ‘ a new spirit of self-expression and innovation ’ .
28 Much of the pollution is caused by a backlog of fertilizers , built up over the last 30 years , seeping into the groundwater which feeds many of the dykes .
29 Domestic demand for water has shot up by 70 per cent over the last 30 years , especially in the affluent southeast .
30 Only 11,000 rhinos are believed to remain worldwide — a decline of 85 per cent over the last 30 years .
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