Chernobyl twenty years later

Its today twenty years since the accident at Chernobyl (Uranium Information Centre briefing paper #22 & IAEA Chernobyl FAQ) an example of how our reliance on technology can go wrong. The accident was brought about by the mixture of over-confidence in technology, fear of criticising the own organisation and the desire to increase production by conducting dangerous of questionable value.

According to the IAEA Chernobyl FAQ the disaster was the equivalent of 400 Hiroshima size bombs but they also add

However, the atomic bomb testing conducted by several countries around the world during the 1960s and 1970s contributed 100 to 1,000 times more radioactive material to the environment than Chernobyl.

Comforting news.

Caesium-137 fallout. Source: J.Smith and N.A. Beresford, “Chernobyl: Catastrophe and Consequences” (Praxis, Chichester, 2005) (via wikipedia).

While Chernobyl is the icon of technological disasters it is important not to forget many â??smallerâ?? disasters that have occurred (and will continue to do so). There is a need to be vigilant of technology rather than to believe the infallibility of technical experts. The failure of Chernobyl did not occur because of a lack of experts but rather through the hubris of the experts in place and the lack of infrastructure available for â??lesserâ?? experts (or laymen if there had been any) to point out the dangers of the actions leading up to the steam explosion that destroyed the reactor core (Chernobyl sequence of events).

Since the disaster a 30km zone around the reactor has been evacuated. A side effect of this has been a resurgence of wildlife in the area (BBC story)

In a macabre form of tourism a motorcyclist has travelled within this zone and put a photojournal online this is part of a growing tourism into the dead zone to visit the abandoned towns.

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