Public Interest
There are definitely concerns; how valid these concerns are is a matter of some debate.
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kamehameha
Your answer depends on the people doing the concerning.
In 1775 Patrick Henry gave a speech to address the concerns of people who did not agree with him. Patrick Henry's speech was in defense of liberty.
expoliting people's concerns
This could refer to a community, club, or organization where individuals with similar interests gather to discuss, engage, and support each other in their shared interests and concerns. This collective group often fosters a sense of belonging, collaboration, and mutual understanding.
Tornadoes cause major property damage and often kill and injure people. The main concerns regarding tornadoes are these effects and warning people when a tornado is coming.
Skeletal muscle
As snarky as this sounds, science and technology are ideas. They can have no concerns, they are simply tools for people to use to further there own concerns.
The environmental concerns for tigers are that the people keep hunting them for their fur and meat! We need to stop now.
Efficiency and using technology effectively to help improve the industry as a whole.