Energy access in Africa is close to my heart. Bringing clean, renewable power to people instead of building coal-fired power stations is absolutely essential if we are going to tackle climate change.

However, investors have viewed the market for mini-grids as being too risky, making gaining access to project financing rare, and market rate debt expensive. So, I was really thrilled to hear this week that the Rocky Mountain Institute may have cracked the problem with their partners, the Nigerian Rural Electrification Agency and the World Bank.

Read more: virgin.com