The countries that had the natural resources and the foresight to develop hydroelectric power sources have lead the way in developing cleaner energy. But most of the world’s major economies are playing catch up
The British industrial revolution was literally fired by coal. Today, the UK mines a tiny proportion of coal compared with 50 years ago and can go weeks without using any for power generation
The past 20 years has seen wind and solar take bigger slices of the renewable energy pie as prices for both have plummeted