Aerial view of Bogotá, Colombia, host city for WRI’s January 2025 convening on air quality and electric mobility. Photo: ...

Air pollution is one of the most serious environmental threats to human health worldwide. In 2021, it caused 8.1 million deaths, an increase from 7 million recorded in previous studies. In Africa, ...

People sit outside in Bogotá, Colombia. WRI analysis shows the city has the potential to increase its tree cover by 244%.

Through the different lenses of New York City, Bogotá, Stockholm, Beijing and London, the series examines the social and political barriers that cities need to overcome to successfully implement TDM ...

In Nairobi, Kenya, a group of women and children board a minibus. Despite progress made in promoting women’s urban mobility, women and girls in Africa still face disadvantages when utilizing local ...

Walking is the oldest, most democratic way to get around. But as urban areas have become more sprawled, walking has slowly been suffocated by other modes of transport that are less healthy for both ...

Cheonggyecheon Stream in Seoul, where an elevated expressway was demolished to make way for a massive public recreation space. Photo by Aleksandr Zykov Road development throughout the 20th century was ...

This series, supported by the Volvo Research and Educational Foundations, discusses walking and cycling in cities with a special focus on low- and middle-income countries. Many cities have streets ...

Cyclists and pedestrians ride and walk on the Stone Arch Bridge in Minneapolis. Photo: Weston m/Unsplash Picture this: you wake up on a Sunday morning and hop on a bike with your family or a close ...

Newly planted trees line the Piassa-Mexico-Sarbet-Gotera-Wollo Sefer corridor in Addis Ababa, Ethiopia. Implemented during the first phase of the city’s corridor development project, the trees provide ...

Nossa Cidade (“Our City”), from TheCityFix Brasil, explores critical questions for building more sustainable cities. Every month features a new theme. Leaning on the expertise of researchers and ...

Porto Alegre’s João Alfredo Street runs through the heart of the Cidade Baixa neighborhood and is known for its active nightlife, full of bar hoppers and club goers every evening. But during the day ...