Cities

Researchers hope that the lessons learned from this redevelopment can help Europe at large.
Ethiopia’s capital has built more than 60 km of walkways and protected cycle tracks, with plans to expand the network further.
Fine particulate concentrations have fallen 67% since 2013 thanks to a series of interventions. But more work is needed.
While it's early days yet, Kisumu’s model could become Africa’s blueprint for climate-conscious urban living.
Among other things, parking mandates for new residential buildings are capped at no more than 0.5 spaces per apartment.
The number of people cycling in central London was 57% higher in 2024 than just two years before, and 70% up from 2017 levels.
Colorado has released "what could become the country’s most effective landfill methane standard," RMI says.