Sentences with phrase «seen over the past quarter century»

So, what's behind the changes in emissions these three countries have seen over the past quarter century?

Not exact matches

Comparable gains have yet to appear throughout American K — 12 education, but to see how it might happen, let us reflect on the slow growth of choice and competition via vouchers and charters that has taken place over the past quarter of a century.

Nor can it be credibly asserted that the Center was until recently unaware of the manner in which Dr Soon had declared his affiliation in his scientific papers over the past quarter of a century: for a member of senior management (a botanist) has seen fit to pass judgment on the quality of Dr Soon's research (in astrophysics), from which it may legitimately be inferred that he had read — or at any rate ought to have read — at least one of Dr Soon's 60 published papers in order to come to a view on the quality of his research.