11.   We have to help them live in the world without causing harm to others.

12.   Modern farming methods have done considerable harm to the countryside.

13.   All dogs are capable of doing harm to human beings.

14.   ...a serious underestimation of harm to the environment.

15.   The move would cause irreparable harm to the organization.

16.   There are laws circumscribing the right of individual citizens to cause bodily harm to others.

17.   The oil spill did irreparable harm to the bay.

18.   These new regulations could cause lasting harm to small businesses.

19.   The scandal has done irreparable harm to his reputation.

20.   The smoke of one small fire causes no harm to the environment.Natural cleaning processes can clean the particles of smoke from the air.