The phrase "a decreasing availability" is correct and usable in written English.
It can be used to describe a situation where the amount or access to something is diminishing over time.
Example: "Due to the recent changes in policy, there is a decreasing availability of resources for the project."
Alternatives: "a dwindling supply" or "a declining access".
Hence, a decreasing availability of fodder trees may affect landless herders first.
At alkaline pH, the adsorbate occupied only about one-third of the reactive sites, suggesting a decreasing availability of these sites with increasing pH.
From the FAIR report: "In recent years, S&E [science and engineering] graduate students and postdoctoral fellows have endured longer times to degree completion, an increasing prevalence of low-wage graduate and post-doctoral positions, and a decreasing availability of tenure-track positions at universities".
In response to the growing demand for health care and a decreasing availability of health care providers, information and communications technology (ICT) has shown potential to improve the accessibility of health care services and to reduce costs of health care delivery [ 7].
This would be consistent with DIVS4 being stabilized in the outward conformation as temperature is increased and a decreased availability of channels, which may limit high frequency firing.
This can be controlled by first monitoring the decrease in surface stress amplitude due to the increased probe coverage and therefore a decreased availability in gold area and then evaluating the surface stress pattern change due to comparative adsorption of chloride ions in solution and the negatively charged oligonucleotide phosphate backbone [22].
However, with a decreased availability of the resource over time, and an increased consumer population, diet switching to alternative prey by the consumer often occurs, resulting in complex trophic interactions [7], [10].
This raises the possibility that binding of methyltransferases to expanded PABPN1 accumulated in nuclear inclusions leads to a decreased availability of the enzymes in the nucleoplasm, which may in turn reduce the methylation status of other cellular targets.
Any situation resulting in a decreased availability of T4 to the fetal brain is potentially adverse for neurodevelopment.
This is due to a decreased availability of new methyl groups provided as 5-methyltetrahydrofolate, necessary for the remethylation of plasma homo-cysteine.
