Example sentences of "have have a major impact on " in BNC.

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1 Thermoluminescence has had a major impact on the antiquities market starting from about 1970 when the first tests were made in Oxford .
2 Remembrement — the government sponsored reorganisation of land to produce larger fields and rationalised farms — has had a major impact on agricultural productivity and intensification in many parts of the French lowlands over the last few decades .
3 The Franks Report has had a major impact on critical analysis of tribunals .
4 There can be little doubt that the survey since its modern inception has had a major impact on social research , and any history of social research has to award it a salient place .
5 MRI has had a major impact on the diagnosis of primary and secondary tumours within the central nervous system .
6 Nevertheless , concern about the loss of agricultural land has had a major impact on development plans , on planning decisions , and on appeal decisions .
7 These key demographic developments of the past 20–30 years have had a major impact on regional and local populations in the UK .
8 Dakotas have had a major impact on the development of South African aviation .
9 Although Urry ( 134 ) reasonably cautions against a ‘ politicist ’ account that sees nationalization as largely reflecting the ambitions of the labour movement and its political representatives , these ambitions have had a major impact on nationalization .
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