High hopes and hard truths dictate future

Efforts to fight global warming will be wasted unless we concentrate on energy efficiency

When it comes to the future of energy, the world needs a reality check. Contrary to public perceptions, renewable energy is not the silver bullet that will soon solve all our problems. Indeed, in the decades ahead, three hard truths will generate turbulence in the global energy system.

We all know that global demand for energy is growing, but the reality of how fast hasn


The second hard truth is that the growth rate of supplies of