'an emerging interest' is correct and usable in written English.
You can use it when something is starting to gain popularity or become more popular. For example, "There has been an emerging interest in organic food among millennials in recent years."
There is an emerging interest in using biomass waste for environmental applications.
There is an emerging interest in the aerospace industry to manufacture composite components with intricate geometries.
There is an emerging interest in the use of cellular models to study psychiatric disorders.
Second, there is an emerging interest in data-driven cognitive ontologies, i.e., that are internally consistent with functional anatomy.
There are also a number of examples of Weir's contributions to an emerging interest in flattened, asymmetrical compositions with high horizons and radical cropping.
Even more heartening is to see that the 1990s push for privatisation is starting to give way to an emerging interest in re-municipalisation.
We often include a special track on a topic of emerging interest to the community of nanoscience.
Sarcopenia of lower limb muscles is an area of emerging interest in human hip and knee osteoarthritis, where complex interplay between osteoarthritis, pain, muscle mass and function is the subject of increasing investigation (De Ceuninck et al. 2013).
Targeting of histone modifying enzymes is an area of emerging interest in the development of anticancer drugs.
We could probably say that at the time, Pb was a contaminant of emerging interest – hard to say it was an emerging contaminant – that would have been 2 millennia too late!
Therefore, the concept was included as a point of emerging interest without exploration of evidence in the one-day Liggins Institute sessions attended by all participants.
