The phrase "a certain level of diversity" is correct and usable in written English.
It can be used when discussing the presence or importance of diversity in a particular context, such as in workplaces, communities, or ecosystems.
Example: "To foster innovation, it is essential to maintain a certain level of diversity within the team."
Alternatives: "a degree of diversity" or "a specific amount of diversity".
Goldman's argument is that, beyond a certain level of diversity, a democratic society — that is, one in which equal opportunity means something more than the chance for each of us to have our own TV network — stops being possible.
Thus, a certain level of diversity ought to be sustained in order to retain the ability of the population to swiftly adapt to changes in the environment.
The idea that motivated this change was that different instance distributions would ensure a certain level of diversity for the constituent classifiers of the ensemble.
In the context of the 15 de novo sequenced strains, investigation of plasmid content indicated a certain level of diversity independently of the strain background.
Classical methods do not usually allow to distinguish whether a certain level of diversity between species/populations results from a recent divergence accompanied by limited migration, or from a long divergence time during which migration was substantial.
In particular, we demonstrate that if a superfamily reaches a certain level of functional diversity, functional site location diversity also ensues.
Thus, it is important to adhere to a certain level of landscape diversity if crop production is to be sustained.
The approach in these studies essentially consists of designing some reconfigurable antennas with a certain level of pattern diversity, and subsequently evaluate the impact of this capability on the capacity.
However, a certain level of genetic diversity in Corbicula may be found in the combination of a nuclear genome of one lineage with a new mitochondrial genome of a different lineage as a result of androgenesis between lineages.
An efficient initialization scheme is introduced to construct the initial population with a certain level of quality and diversity.
But more than that, even if I am forced to acknowledge that this hope of political pluralism is outside the realm of realistic possibility for an old and historically conservative institution, at the very least, I can expect a certain level of sensitivity to the diversity of opinion that does exist.
