Koivisto and Grassini conclude “that humans may have an inherited hard-wired tendency to respond with positive affects [moods] to nature, whereas the affective responses to urban scenes are more influenced by individual factors. . . . The higher the self-rated exposure to nature during childhood was, the less positive were the affective [emotional] responses to the urban environments; conversely, the lesser the exposure to nature was during childhood, the more positive were the responses to urban environments. . . .…