Example sentences of "[vb -s] led [prep] increased " in BNC.

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1 fossil fuel combustion , for instance , has led to increased concentrations of sulphate in precipitation ( ’ acid rain' ) and many rivers , lakes and estuaries have been greatly affected by phosphates from agricultural , urban or industrial sources .
2 This has led to increased complexity of the maintenance workload .
3 More intensive agriculture has led to increased concentrations of nitrate in groundwater in many areas .
4 Reduced public ownership has led to increased public regulation .
5 The establishment of sickle cell centres in many cities has led to increased awareness of the condition and greatly improved care for sufferers , and much of the credit for this must go to the dedicated nurses , health visitors and counsellors involved .
6 Increased interest in using NHS geriatric beds for assessment and rehabilitation has led to increased turnover and shorter length of stay , with an expansion of acute beds and a decrease in the number of long stay beds .
7 Although empirical research ( for example , Boaden , 1971 ) suggests ‘ that the financial relationship has [ not ] decreased the decision-making autonomy of individual authorities , it is generally believed in local government that it has led to increased , and increasing control over local government as a whole ’ ( Alexander 1982a , p. 148 ) .
8 Over the last thirty years large-scale investment in cattle production in the province has led to increased concentration of land and major losses in agricultural employment , both of which have prompted widespread out-migration of the rural poor .
9 Recordings of gastric electrical control activity made from surface electrodes have been shown to correlate well with mucosal recordings , and this together with improvements in detection methods and their wider availability has led to increased use of surface electrogastrography in the investigation of gastrointestinal symptoms .
10 Equally important the Chairman 's office is colocated with the Secretariat and this has led to increased efficiency in the conduct of the profession 's affairs .
11 Failure to prevent cross-infection with P cepacia in CF patients attending adult CF clinics , despite hospital segregation of colonised from non-colonised patients , has led to increased awareness that social contact may be an important mode of acquisition .
12 The growing emphasis at both a national and institutional level on policies designed to widen and increase access to higher education has led to increased interest in recent years in the relative performance of students with non-traditional qualifications in higher education .
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