impact.
1. d. impact of a projectile or another object against something.
3. m. effect of a force applied suddenly.
4. m. emotional blow produced by a disconcerting news.
5. m. effect produced in public opinion for an event, a provision of the authority, a news, disaster, etc.
impact environmental.1. m. set of possible negative effects on the environment of a modification of the natural environment, as a result of works or other activities.