Clean Cities
REN21: Renewables in cities can ignite global change
According to a new report cities can resolve most of those emissions by switching to renewables.
New York ‘trash guy’ has a museum of 45,000 rescued objects
“Before you throw something out, think about it,” says Nelson Molina. “Everything can have a home.”
Rwanda looks to ‘leapfrog’ past fossil fuels with EVs
Rwanda's pilot program hopes to advance clean transport.
A new online hub lets cities step up their climate action
The C40 knowledge hub seeks to equip city policymakers with the tools to accelerate climate action.
Ancient Aztec chinampas hold promise for urban agriculture
The Aztecs developed a water-saving agricultural system that is still used in Mexico today, and researcher Roland Ebel in the United States says there’s much that modern urban systems can borrow from the ancient techniques practiced in chinampa fields. The chinampas
Why air pollution in Poland is the worst in Europe
Dozens of Polish towns and cities have been experiencing noxious air for months on end.