the expertise and actions of agencies and in-
stitutions that initiate and control risk (for various definitions of trust see Johnson,
1999). Regarding the communication of environmental issues and risks, the
pub-
lic tend to mistrust governments, businesses, industry and sometimes experts (e.g.
Marris et al., 1998; Poortinga and Pidgeon, 2003a, in Britain; see Figure 3), al-
though governments
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