We hope that these programs will have a positive 'impact on' the community. [=will help the community]
The stress of her job is having a negative 'impact on' her health. [=is harming her health]
We need to be concerned about the environmental 'impacts' of all this construction.
(..) second-instar larvae. So I'd say time of death is in the last hours. The ribs appear to have received multiple fractures, uh, from the impact of the bicycle. HODGINS: Well, yeah, I mean, -pound biker, a -pound bike, (..)2015 TvShow: Bones Title: The Promise in the Palace Season: 11 Episode 7