solar

Photo by Sanjay Kanojia/AFP/Getty Images

Imagine being elected prime minister of a country with one and a quarter billion people, about 300m of whom live in absolute poverty. That is the challenge facing Narendra Modi in India. The hardest question must be to know where to start.

When it comes to energy Mr Modi’s first acts have been encouraging. He has set a high but achievable target for the installation of solar, on and off the grid, building on his experience in the state of Gujarat. He has also forced together three key ministries – covering power, coal and renewables – under a new minister, Piyush Goyal. He should probably have gone further and added petroleum and natural gas as well. Structural change in the complex bureaucracy of the Indian government matters a lot. Read more

Energy storage has long been regarded as something close to a holy grail. Of course, there are ways of storing some forms of energy – using pumped water or compressed air for instance. There are conventional batteries – and there have been advances in their capacity over the last few years. But the search for storage systems which are simultaneously economic and practical for use at scale in the modern energy market has long been a source of frustration.

Recent advances made by scientists in the US suggest, however, that real progress is now being made and that major breakthroughs are close. The whole of the energy sector should be watching because any such breakthrough could transform the economics of the whole industry. Read more