The phrase "a decreasing role of" is correct and usable in written English.
It can be used to describe a situation where the importance or influence of something is diminishing over time.
Example: "In recent years, there has been a decreasing role of traditional media in shaping public opinion."
Alternatives: "a diminishing role of" or "a waning role of".
The aggregate decomposition results (either at means or along the distribution) additionally suggest a decreasing role of the characteristic effect in contributing to the total gap as students advance to higher grades.19 This is consistent with the declining contribution of initial cognitive skill endowments to the total characteristic effect as students progress through school.20.20
A current theory of the neural basis of addiction posits an increasing role of the dorsolateral striatum and a decreasing role of the ventromedial striatum concomitant with a shift from goal-directed to "habitual drug-seeking" [5].
Several additional data are therefore essential: The reviewers have noted that a decreasing role of Toll signaling accompanied by an expanded function of BMP was already described in our recent CB paper on Nasonia.
Stackla co-founder Peter Cassidy says "the influence of social media on e-commerce has been a letdown for many brands and consumers, driving a tiny portion of online sales and playing a decreasing role in the consumer shopping journey.
The powers of Brčko's international supervisor – who in theory could block laws and introduce new ones – were frozen in 2012, part of a general trend for the international community to have a decreasing role in Bosnia.
Generally, in the semi-arid areas climate change played a decreasing role in runoff reduction comparing with other causes, while in the semi-humid areas it induced a higher and more variable proportion of runoff deviation according to the decade means.
Does that mean that operating systems are going to be playing a decreasing role in the future?
We hypothesized that the correlations between the traits and environmental factors should increase with succession age due to the decreasing role of chance.
As explained before, this decreasing role of the relative fraction of non-income earners in explaining overall inequality trends could be related to the observed convergence in fertility rates among households from different socioeconomic groups.
However, it was also agreed by all that more information is needed, especially in view of the recent CB paper from the PI lab on Nasonia, which already makes the point regarding the decreasing role of the Toll pathway.
Part of the growing gap between basic science and the clinic has been attributed to the decreasing role of MDs or PhD/MDs in leading biomedical research efforts when compared with PhDs: the gap in number of NIH grants led by a PhD or an MD has increased 10-fold, from around 500 to around 5000 projects [ 51].
