Example sentences of "[verb] over the [adj] 30 years " in BNC.
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| 1 | 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 . |
| 2 | Eventually all the machines manufactured over the past 30 years were divided by the CCITT into three groups , imaginatively designated as Groups One , Two and Three . |
| 3 | For instance , if people have n't exhibited management ability in what they think are the worthwhile things they 've done over the past 30 years or so , the chance of them ever being good managers is remote . |
| 4 | The big jeans names are already aware of the authentic newcomers , and are beginning to realise that the original utility styles they updated and bastardised over the past 30 years are the current fashion winners : watch them scramble to regain their own heritage . |
| 5 | In addition to natural rings , a lot of synthetic macrocyclic molecules have been investigated over the past 30 years . |
| 6 | 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 . |
| 7 | More than one-third of these have been lost over the past 30 years , taking with them thousands of varieties of apple and depriving wildlife of a traditional sanctuary . |
| 8 | Many so-called experts will tell you how the game has changed over the last 30 years . |
| 9 | Many treatments have evolved over the last 30 years for controlling upper gastrointestinal haemorrhage in patients with cirrhosis and portal hypertension . |
| 10 | 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 . |
| 11 | The production of energy from coal , nuclear fuels and solar and geothermal sources on the other hand should steadily increase over the next 30 years or so ( see table 5.19 ) . |
| 12 | The population of Hanoi has almost doubled over the last 30 years , but inadequate planning and sanitation measures during the expansion of the city have resulted in chronic subsidence and drainage problems . |
| 13 | Yet prostatic cancer is remarkably common ; coming third in cancer incidence after lung cancer and skin cancer in men , cases have doubled over the past 30 years and , according to experts , look set to double again by the year 2020 . |