Aviation Safety: Is flying safer than driving?
There has been an ongoing debate regarding the relative safety of flying as opposed to driving over long distances. Many argue that flying is the safer option, since statistics have proven this mode of transport to be one of the safest in the world. On the other hand, flying has been perceived as unsafe because passengers have relatively little chance of survival should mishaps occur in midair. One interesting dimension in terms of aviation safety is the events during September 11, 2001. These have caused many travelers to choose driving over flying as a result of terrorism fears. When comparing statistics, however, it appears that flying is indeed safer than driving because of factors such as the fatigue that drivers may suffer and human error on American roads. When flying, passengers do not need to maintain any level of concentration in order to remain safe during the journey.
The fear of flying, rather than a rational consideration of the relative safety of flying as opposed to driving, is generally based upon perceptions of safety. The decision to drive rather than fly can result from a variety of factors. According to Kersten (2011, p. 9), the 9/11 events caused a rise in what the author refers to as aviatophobia, or the fear of flying. This means that the decision to drive instead of fly was based not upon a rational consideration of likelihood or statistics, but rather upon a perception of relative safety in the light of past events. Blalock, Kadiyali and Simon (2005, p. 3) suggest that the decision to drive instead of fly, especially in the months immediately following the 9/11 events, were based upon two main reasons; the mentioned fear of a further attack, and secondly the increased inconvenience of airport security measures. The second reason is therefore not so much based upon safety considerations as the inconvenience of checking in at airports. In a more general sense, Kersten (2011, p. 9) also suggests that the particular nature of flying has given rise to a number of uniquely related fears and phobias, which could cause the perception of safety in terms of flying. These could include the fear of not being in control during the flight, the fear of turbulence, fear of crashing, fear of closed in spaces, and the fear of heights. These fears are all instrumental in creating a perception that flying is not as safe as driving. Indeed, when a vehicle accident occurs, the likelihood of survival is higher than when an aircraft crashes.
Sivak and Flannagan (n.d.) suggest that the factors that influence flying and driving safety must be taken into account if an accurate comparison of safety is to be made. The authors note, for example, that the risks involved in flying depends on the number of flight segments in the trip rather than the distance traveled. To quantify the risk involved, the authors calculated the probability of a particular passenger would be killed on a one-segment flight, which resulted in a value of more or less eight in a hundred million. Because driving risk is highly dependent upon the distance travelled, the authors calculated the probability of fatality per kilometer of driving. This, in turn, resulted in a value of about four in a billion per kilometer. When comparing these two values, the authors found that driving was approximately 65 times as risky as nonstop flying for the same distance. Statistically, therefore, flying appears to be safer than driving. The authors, however, concede that an extra element of risk was added after the 9/11 attacks. However, in retrospect, it appears that the risk of further terrorist attacks is very low compared to the number of flights and distance traveled, still making flights safer than driving.
Another statistical consideration is the number of deaths on United States roads during any given year as compared to fatalities from airline accidents. Even when the number of deaths from 9/11 is taken into account,...
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