Global clean energy surges as coal declines
Can we really stop climate change? Our focus may be on bad news but good things are happening and in many parts of the world solar power is getting progressively cheaper and more effective.
Aberfan: 50 years since UK’s worst disaster
On this day in 1966, a coal tip collapsed onto a village school in Wales. It killed 144 people, including 116 children. It was also completely avoidable. So why was no one punished?