The phrase "a declining pool" is correct and usable in written English.
It can be used to describe a group or collection of something that is diminishing in number or quality over time.
Example: "The company is facing challenges due to a declining pool of qualified candidates for the job openings."
Alternatives: "shrinking pool" or "diminishing pool".
The projected shortage of general surgeons is owing to an increased demand for surgical services and a declining pool of practicing general surgeons.
Kroll says that, with more researchers competing for a declining pool of federal research dollars, issues surrounding research integrity will continue to be a strong focus for his office, as well as for research institutions that receive federal funds.
Once everybody susceptible to the suggestion of "Let's try this" has tried it, there's a declining pool of new users.
The strains on the economy might soon become evident in the labor market, he said, where a rapidly declining pool of jobless workers could force employers to begin raising wages at a pace that could ignite a widespread and destabilizing rise in prices.
Alan Greenspan, the Fed chairman, has repeatedly expressed concern that the declining pool of available workers will eventually set off a spiral of rising wages and prices, endangering an expansion that last month entered its 10th year.
These effects are likely to be amplified in vivo where the declining pool of replicatively competent cells would be called upon to divide more often to fulfill the needs of tissue regeneration.
Supporters say that it reduces demand for wild kills; that intensive breeding programmes keep a declining gene-pool healthy; and that rural communities benefit from the industry.
Long after exposure, a declining naïve T-cell pool was found to be associated with both radiation and aging [ 24].
It was the kind of triumph that, many scientists say, today's NASA -- with a declining technical base, an eroding pool of scientific and engineering talent and ever fewer patents and notable research papers -- would not be able to match.
The firms also are accounting for a declining percentage of a shrinking pool of stock trading, from 61 percent three years ago to 51 percent now, according to the Tabb Group, a data firm.
Cynthia Dubois-Johnson lives on Stevens Avenue across from Martin Luther King Park and said she had not noticed a decline in pool use.
