"raising concern over" is a grammatically correct and commonly used phrase in written English.
You can use it to express when someone is expressing worry or anxiety about something. It can also be used to convey when someone is expressing opposition or objection to a particular issue. Example: The recent rise in crime rates is raising concern over the safety of our neighborhood.
Recent Human Rights Watch reports reveal a rampant and thriving refugee child labor market in Turkey, raising concern over the increased exploitation of children.
Other bosses at Anglo American have drawn official ire for publicly raising concern over various government policies.Mr Zim needs to manage ties with the government carefully.
Bupivacaine has been shown to be toxic to articular cartilage, which has similarities to intervertebral disc (IVD) cartilage, raising concern over a potentially negative effect of bupivacaine on the disc.
The country's UN humanitarian co-ordinator, Toby Lanzer, has warned that by June, remote villages are likely to be inaccessible by road and the risk of further disruption to the agricultural cycle is raising concern over increased food insecurity.
Europe's competition regulator has told Universal Music that its £1.2bn bid to buy EMI faces a formidable number of hurdles to gain clearance – with the watchdog raising concern over the combined company's potential domination of The Voice and other TV shows, the price of digital music and dominance of its acts on radio and elsewhere.
The defiance expressed by Mr. Cunha, who is emerging as Ms. Rousseff's main rival as segments of Brazil's establishment maneuver to oust her, is raising concern over the potential for even more political upheaval as the government grasps for ways to deal with dismal approval ratings and a sharply contracting economy.
(The other middle school would remain at 8, raising concerns over educational equity).
But the method used viruses to deliver genes, raising concerns over cancer risk.
Candidate Abdullah Abdullah had withdrawn his observers after raising concerns over fraud.
That fact is raising concerns over potential effects of heavy metals on human health and the environment [1].
The effects of globalisation are also raising concerns over water security.
