We’re about 16 months away from the 2015 UN climate meeting in Paris, intended to reach an ambitious global agreement on climate change. Now, more than ever, there is a need for innovation to…

Richard Zechter |

When planning transport systems in developing countries, one of the main challenges is to evaluate the proportion of income spent by poorer households on transport as well as in understanding…

Julie Babinard |

The Nigerien city of Gaya is booming. Sitting on the banks of the Niger River not far from the borders of Benin and Nigeria,  Gaya has grown from a quiet village to a hopping new hub. Its…

Anasuya Raj, Jean-François Arvis |