They remain indifferent to the presence or absence of human drama taking place. (artistsallianceinc.org)
Predicted changes in orbital forcing suggest that the next glacial period would begin at least 50,000 years from now, even in absence of human - made global warming (see Milankovitch cycles). (newworldencyclopedia.org)
Before entering the eighteenth century, it's worth emphasizing that the real distinction between landscape as ornament and landscape as an automous genre, is not the presence of absence of human figures, but rather their size and function. (visual-arts-cork.com)