The phrase "a significant concern of" is correct and usable in written English.
It can be used when discussing an important issue or topic that is relevant to a particular subject or group.
Example: "Climate change is a significant concern of environmental scientists as they study its impact on ecosystems."
Alternatives: "a major issue for" or "a critical matter regarding".
The dominance of these large wildfires in burned area, duration, and emissions makes these events a significant concern of air quality forecasters and regulators.
The design of microwave filters, matching networks, amplifiers, that is the "Broadband Networks" with mixed lossless lumped and distributed elements, has been a significant concern of the circuit theoreticians of the field.
Security, therefore, becomes a significant concern of the localization process in hostile environment.
Furthermore, a significant concern of the larvae/baculovirus expression system has been the large amount of protease produced by the larvae, which adversely affects the protein yield.
The effect of sea level rise, as predicted for the future (Chapter 13, in Working group 1 of IPCC5 2014), is also a significant concern of communities bordering the ocean, and even more so for people living on low-lying islands in the IPWP region.
Flooding and storm surge remains a significant concern of New York, she said.
The latest teacher training allocations are a significant concern to university schools of education, many of which were forced to turn down well-qualified graduates last summer.
Undesired release of Cs through a silicon carbide coating of nuclear fuel is a significant concern for the design of the Very High Temperature Reactor (VHTR).
A significant concern to a number of MPs on the committee, however, was the lack of resources available to the MPA, which operates with 38 staff.
The introduction of the new whip regime in October overshadowed the inaugural Champions Day on the Flat at Ascot in October and the continuing problems with the rules are a significant concern ahead of National Hunt's showpiece Festival meetings at Cheltenham and Aintree in the spring.
As global temperatures warm, wildfires in China have become a significant concern because of their increasing frequency and severity, which has expanded the area that is affected by wildfires.
