Sentence examples for been a primary factor from inspiring English sources

A high pressure ridge sitting of California's coast for several years (known as the "Ridiculously Resilient Ridge" for its persistence) has been a primary factor contributing to the low levels of precipitation.

The North-South directional patterns observed in our empirical data sets, coupled with established knowledge of historical climate change in the region, led us to hypothesize that range expansion events may have been a primary factor influencing observed spatial genetic structure patterns (see Discussion).

C. psittaci infection may not, therefore, have been a primary factor in the death of these birds and may have been incidental in some cases.

Conversely the under-representation of TRAV26 (and TRDV1) genes in the expressed TRA repertoire suggests functional selection through TRA chain expression has not been a primary factor in replication of these homology units, but rather supports the concept that some TRAV subgroups have been expanded 'collaterally' as a consequence of being within the same homology units as TRDV1.

A rapid increase in trade was a primary factor in the 1990's expansion.

I doubt that this system of education is a primary factor in rising drug costs.

Cost will clearly be a primary factor, but there are a couple of other things to bear in mind.

Donnie Gould, a partner in RM, suggested that the cars' high quality was a primary factor.

Elevation also is a primary factor in the distribution of the state's diverse wildlife.

In some cases soil is a primary factor in inducing development of scrubland vegetation.

The Daily Express's Hugh Whittow and the Daily Star's Dawn Neesom considered the readers' views to be a primary factor in the consideration of whether to publish private information.