Ancient cities, like Mohenjodaro in modern-day Pakistan, emerged relatively recently in human history (photo courtesy of Saqib Qayyum used through a Creative Commons license.)​ The growth of large…

Chandan Deuskar |

_ Anthony Earley is the chairman and CEO of PG&E Corporation, the parent company of Pacific Gas and Electric. He spoke ahead of the UN Secretary-General's Climate Leadership Summit about…

Anthony Earley |

Follow the authors on Twitter: @shomik_raj and @canaless   Recently, as part of a broader cost cutting initiative, World Bank management decided to do away with a long standing policy of…

Shomik Mehndiratta, Diego Canales |

Also available in Français | Español | 中文 In January, World Bank Group President Jim Yong Kim urged the audience at the World Economic Forum in Davos to look closely at a young, promising form of…

Heike Reichelt, Alexandra Klöpfer |

Follow the authors on Twitter: @shomik_raj and @cataochoa   Smartphone apps are bringing massive changes to the taxi industry in ways that urban transport has not seen in a long while. From the US…

Shomik Mehndiratta, María Catalina Ochoa |

Follow the authors on Twitter: @chyiyunhuang and @shomik_raj   A recent trip to Addis Ababa really brought the imperatives of transit-oriented development as a complement to mass transit…

Chyi-Yun Huang, Shomik Mehndiratta |

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 |

Follow the author on Twitter: @shomik_raj   Photo: Sam Kittner / Capital Bikeshare The sharing economy has been around for a long time. But recent technological advances like the development of…

Shomik Mehndiratta |

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 |

Motorcycle riders and passengers have long been vulnerable users of motorized transport. In the Americas, with the increasing ownership of motorcycles, given the ease and lower costs, this trend…

Anna Okola |