Whiteout (weather) Whiteout (weather) Whiteout is a weather condition in which visibility and contrast are severely reduced by snow or sand. The horizon disappears from view while the sky and landscape appear featureless, leaving no points of visual reference by which to navigate. Whiteout has been defined as: "A condition of diffuse light when no shadows are cast, due to a continuous white cloud layer appearing to merge with the white snow surface. No surface irregularities of the snow are visible, but a dark object may be clearly seen. There is no visible horizon." A whiteout may be due simply to extremely
Culture of fear that perceptions of risk, ideas about safety and controversies over health, the environment and technology have little to do with science or empirical evidence. Rather, they are shaped by cultural assumptions about human vulnerability. Furedi say that "we need a grown-up discussion about our post-September 11 world, based on a reasoned evaluation of all the available evidence rather than on irrational fears for the future. British academics Gabe Mythen and Sandra Walklate argue that following terrorist attacks in New York, the Pentagon, Madrid, and London, government agencies developed a discourse of "new terrorism" in a cultural climate of fear and