Photo: UNSOM/Flickr Somalia’s capital city of Mogadishu is defined by a complex mix of challenges and opportunities. Despite political and economic struggles, Somalis are innovating to break the…

Roku Fukui, Christopher James Arderne |

The markets for rural energy access and internet connectivity are ripe for disruption – and increasingly, we’re seeing benefit from combining the offerings.   Traditionally, power and broadband…

Anna Lerner, Roku Fukui, Doyle Gallegos |

Doing homework at night using power generated by human movement during recess earlier in the day. This play-powered light is offered by Empower Playgrounds.  (…

Anna Lerner |

Challenge participants at the Negawatt Weekend kickoff on March 14.Photo: Alison Roadburg As a rapidly urbanizing capital, Accra, Ghana has been experiencing increased economic activity, coupled…

Cecilia Paradi-Guilford |

The challenge gets underway at Nairobi's iHub. Photo: Anna Lerner/World Bank The Negawatt Challenge is is an open-innovation competition that will leverage a variety of cities’ rich …

Anna Lerner, Zhenia Viatchaninova Dalphond |