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 |

Can prepaid systems become an instrument to improve access and quality of water services to poor people in African cities and towns? Or does prepayment deny poor people more access to water? Do…

Chris Heymans, Kathy Eales |

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 |

เมื่อปี 2554 ประเทศไทยประสบภัยพิบัติน้ำท่วมที่เลวร้ายที่สุดในรอบครึ่งศตวรรษ วิกฤตนี้ส่งผลกระทบต่อประชากรกว่า 13 ล้านคน บ้านเรือนราว 97, 000 หลังเสียหาย…

Flavia Carbonari |

In 2011, Thailand suffered the worst floods in half a century. The flood crisis impacted more than 13 million people. About 97, 000 houses were damaged and entire villages and cities were under…

Flavia Carbonari |