A new map has been released which shows the areas of Derbyshire with the highest levels of the radioactive gas radon. Radon is colourless and odourless and is formed when uranium in soil and rock ...

The map shows how Broxtowe borders Tier Two Erewash and Tier One Amber Valley. It also shows that Tier One Bolsover is sandwiched between Tier Two Chesterfield, North East Derbyshire, Asfield ...