Starting with the analysis of communication problems in the field of therap
eutical and environmental risks the special requirements and challenges of
communicating environmental health risks will be outlined. Important proble
ms of this type of risk communication include: (1)The political context whi
ch imposes a new role structure upon the doctor and the people involved, (2
) the special importance of credibility of scientific statements, given the
limited understanding of health risks related to the environment, and (3)
the strong emotional component and therefore the conflict-proneness of comm
unication.