The phrase "addressed concern over" is correct and usable in written English.
It can be used when discussing how someone has responded to or dealt with a particular issue or worry.
Example: "The committee addressed concern over the environmental impact of the new project during their meeting."
Alternatives: "tackled issues regarding" or "responded to worries about".
She also addressed concerns over an increased risk to children on the way to school in Scotland.
He also addressed concerns over privacy, explaining that Facebook's meteoric growth had meant the company had been caught out while it was in "transition".
At a daily briefing, General Kimmitt addressed concerns over the hostage-taking, saying, "We can't at this point declare that it's as safe as we'd like it to be".
Labor and the Coalition voted together in support of the counter-terrorism (foreign fighters) bill on Wednesday, arguing that the recommendations of a bipartisan parliamentary committee had addressed concerns over elements of the laws.
Lee addressed concerns over Latitude's continuous location sharing, explaining that you can share your location with certain people who you specify, but that Latitude's approach to constant tracking leads to the ability to offer interesting services.
King also addressed concerns over state rules that require L.A. Unified to provide available classroom space to charters.
After much public debate during the Congressional summer recess of 2009, Obama delivered a speech to a joint session of Congress on September 9 where he addressed concerns over the proposals.
Mr. Cohen last week sent a letter to investors outlining a broad set of reforms to address concern over lax compliance at SAC.
The spate of incidents has prompted Congress to hold hearings to address concern over the toll on personnel and equipment taken by continuous combat operations, deferred modernization, lack of training, and aging equipment. .
This agreement had a loophole to address concerns over sovereignty.
