Global renewable energy initiative aims to bring a billion people in from the dark

Worldwide commission aims to end energy poverty in sub-Saharan Africa and south Asia by driving investment in new technology

Electricity could be delivered to more than a billion people currently living without it within a decade by linking up small-scale projects into a giant, environmentally-friendly network.

According to a new global commission, advances in micro energy grids and renewable energy technologies could "dramatically accelerate change" and transform lives in rural areas of sub-Saharan African and south Asia.