Has the Chernobyl disaster affected the number of nuclear plants built?

Thirty years on from one of the worst radiation leaks in history, several countries have moved to phase out nuclear energy production altogether, and experts say another accident would kill the industry

Related: Chernobyl nuclear disaster 30th anniversary - in pictures

This week marks 30 years since an accident at the Chernobyl nuclear power plant in Ukraine led to a huge leak of radiation across eastern Europe.