The concept of refers to the idea that when no bystanders to a possible emergency appear to be concerned, other bystanders assume that nothing is wrong. the bystander effect diffusion of responsibility pluralistic ignorance evaluation apprehension

Pluralistic ignorance

Explanation:

Pluralistic ignorance occurs when people go along with an action or a norm, because others are doing the same, even though internally they do not agree with it.

Pluralistic ignorance therefore explains a situation where bystanders do not react to an emergency because other bystanders appear unconcerned.

the invasive species was introduced due to commercial purpouses, as there was a demand for fur clothes and hence, a business opportunity connected to this product. actually, it was when the nutrias scaped, causing harm to the us ecosystems when they acquired the status of invasive species. in this case they have caused an environmental problem, but it could have affected also economic interests or even human health.