The upcoming March for Science is an opportunity to push for evidence-based solutions. But real change comes not from placard-waving, but from the tireless, low-profile actions we each take every day at work, in town hall meetings and in our homes.
Making transport sustainable for all city residents is a prominent part of the New Urban Agenda, the outcome document of the Habitat III conference. Making that vision a reality presents challenges to city leaders who struggle to address the immediate need to move people from homes to jobs with limited resources.
A good home gives families a base to build the foundations of society, but in urbanizing areas, good housing can be difficult to find. People like Jussara and her family in Porte Alegre, Brazil, face a trio of critical challenges to locating affordable housing that apply in many growing cities worldwide.
Once every 20 years, the world's urban leaders gather to determine the best course of action for the world's cities. This year, at Habitat III, the 21st century challenges for cities are clear. WRI's World Resources Report examines whether providing equitable access to services can make cities more economically productive and environmentally sustainable.
The world needs to add about a billion homes to meet the demand for urban housing. An "incremental" approach, where the urban poor work with the government in constructing their own homes slowly over time, can help.