How do you convince people to drive less? When a team of University of California-Berkeley students considered the problem in the city of Berkeley–where traffic is increasing despite the city’s reputation as a bastion of progressive politics–they focused on how to improve the experience of riding the bus.

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Bringing Affordable Off-Grid Lighting to the Developing World
World Development journal features the research of Evan Mills and the Blum-funded Lumina Project, which cultivates technologies and markets for affordable low-carbon lighting worldwide.