Riddle us this. In what country are... 450 million ceiling fans already in use, 40 million new ones sold every year? 350 million fluorescent tube lights already in use, 10 million new sold every…

Ashok Sarkar, Amit Jain |

Also available in: Arabic | French | Spanish In 2015 the world saw great momentum for climate action, culminating in a historic agreement in December to cut carbon emissions and contain global…

Andy Shuai Liu |

Really – let’s. It’s a fact: Indoor air pollution from cooking with solid fuels including wood, charcoal, coal, animal dung, and crop waste in open fires and traditional stoves is the fourth…

Anita Marangoly George |

Farmer in West Bengal, India. Photo by Amit Jain / World Bank)If God appeared in the dream of a paddy farmer in India’s West Bengal and said, “You have made me happy with your hard work, make any…

Amit Jain |

​Attending the Future of Energy Summit last month, an annual event hosted by Bloomberg New Energy Finance, I was struck – for the second year running – by the rapid pace of cost reductions and…

Oliver Knight |