Friday, September 3, 2010

Chernobyl Lingers On

Article Link:
http://news.bbc.co.uk/2/hi/science/nature/743879.stm

Summary:
This article speaks of the radioactive components of the Chernobyl disaster and how they still affect our behavior today. Caesium, one such component, is being released after being absorbed by the soil, disproving previous belief. This means that the area is not cleaning itself of radioactivity fast enough. This is causing the ban on certain foods from that area in the United Kingdom to extend about 100 times longer. This ban includes Cumbrian sheep, fungi, fish, forest berries and other items.

Questions

What isotope of caesium is mentioned?

How long did scientists originally predict that Cumbrian sheep should stay out of the food chain?

How much longer should the ban stay in place?

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