Why and/or how has the 'Of' preposition been used in the following sentence, which has been picked up from a daily newspaper article?
"Marine activities, however, have begun to have a detrimental impact on the marine environment and this is of serious concern for many reasons."
Thanks
"of concern" is a set expression. If something is "of concern", it means that it causes concern. "of interest" is a similar expression.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
"of concern" is a set expression. If something is "of concern", it means that it causes concern. "of interest" is a similar expression. Related expressions include "of importance", "of note", etc.