Despite the increasing awareness of the environmental damage caused by greenhouse gases and attempts to reduce emissions, CO₂ levels are rising. With an ever growing population clamouring for more energy and other resources, it’s difficult to see how and when this trend will be reversed.

Renewables are widely seen as the ‘how’. But, unfortunately, the reality doesn’t live up to the hype. In particular, the lack of an efficient storage medium means that renewable sources such as solar and wind power are erratic and, therefore, unreliable. Continue reading…