He is highly concerned with the problems of ecology.
It is clearly someone who is highly concerned with their peers' perception of them, who is worried they are not doing this "growing up" thing quite right.
Most of the observations that I was reading about the deal were highly concerned with tactical considerations: Who had moved most from their previous offers?
There is a marked emphasis upon training for citizenship, because primitive people are highly concerned with the growth of individuals as tribal members and the thorough comprehension of their way of life during passage from prepuberty to postpuberty.
At one point, Mr. Li told Mr. Kerry of his worries about developments in Washington, saying, "China is highly concerned with the United States' debt ceiling issue," according to a report in Chinese by the state-run China News Service.
Because of their impact, manufacturers and retailers are highly concerned with customer feedback and reviews.
Both the employers and employees are highly concerned with the latter because work-related injuries are commonplace in the coal mining industry.
We have specifically examined the perception of NGOs with respect to industrial pollution and we have found out that all the respondents of NGOs are highly concerned with the seriousness of the industrial pollution.
Interestingly, they also find that Swedish school politics have been highly concerned with how to form good, liberal-democratic citizens in response to international migration, concluding that Sweden has indeed taken part in the civic turn.
It's not hard to have that impression with the likes of Elon Musk, Stephen Hawking, leading university departments and research centers around the world and more being highly concerned with the potential risks brought about by AI and taking action now to avoid a doomsday scenario in the near future.
