Mars does not have water because of the extreme temperatures and the lack of an atmosphere. This makes it impossible for humans to live on without bringing their own sourc â¦ e of water. David Simpson
Ethnography is a qualitative orientation to research that emphasises the detailed observation of people in naturally occurring settings. The ethnographic approaches currently used in HCI clearly have their origins in social anthropology.
Iconography is the study of symbols depicted in a work of art. Traditionally, these symbols derive from a readily recognizable, common currency of cultural or religious experience. For instance, in Western culture, a cross is a familiar shorthand symbol for Christianity and an obelisk is a generally understood emblem of dominance.