It is undeniable that progress has been made in reducing extreme poverty over the last quarter century—from 36 percent of the world population in 1990 to an estimated 8.6 percent in 2018—and that…

Philippe H. Le Houérou, Antoinette Sayeh |

Major cities across Latin America are taking concrete action to promote cycling and become more bike-friendly. Given the urgent need to reduce emissions from urban transport, this could serve as a…

Leszek J. Sibilski, Felipe Targa |

Photo: LIC/Flickr No matter how you measure it, the impact of air pollution is startling. According to new research, air pollution worldwide cuts life expectancy by 1.8 years for an average person…

Javier Morales Sarriera, Gurpreet Singh Sehmi |

Enumerators play a crucial role in the success of field-based impact evaluations. Despite the central role they play in the research process, enumerators are rarely in the spotlight. We recently …

Florence Kondylis, Roshni Khincha, Lysca Uwamariya, Leonardo Viotti |

Globally, 56 percent of children live in countries with Human Capital Index (HCI) scores below 0.5. As these countries gear up to improve their human capital outcomes, it is vital to set a target…

Zelalem Yilma Debebe |

Buses, cyclist, and car traffic in Santiago de Chile. Photo: Claudio Olivares Medina/Flickr Earlier this month, Santiago de Chile took delivery of 100 brand-new electric buses. The event was a…

Kavita Sethi, Bianca Bianchi Alves, Yin Qiu |

A young woman waits at a bus terminal in Brazil. Photo: WRI Brasil/FlickrThe global transport conversation increasingly recognizes that men and women have different mobility patterns, and that…

Karla Dominguez Gonzalez, Bianca Bianchi Alves, Verónica Raffo, Brittany Walters, Ana Luiza Machado |

Every day,  more than 44, 000 people are forced to flee their homes because of conflict and persecution. [[tweetable]]Forced displacement increases the risks of gender-based violence (GBV),…

Diana J. Arango, Elizabeth Dartnall |

In 2002, Sao Paulo’s embarked in one of the most transformative transport projects of the decade: the construction of Metro Line 4. The new line had big ambitions: it was meant to significantly…

Bianca Bianchi Alves, Nathalie Picarelli |

Photo: Diego Torres Sivlestre/Flickr São Paulo is home to 20.7 million residents, making it the biggest city in the Southern Hemisphere. Commuting in this bustling Brazilian city is a serious…

Nathalie Picarelli, Bianca Bianchi Alves |