Grid-like cities such as Buenos Aries can have a detrimental effect on navigation ability.

With Russia poised to launch cyberattacks on US targets, many local governments find themselves without the staff or resources to even recognize when they’re under attack.

Photos from the early 1900s show LA’s forests of oil derricks. Hundreds of wells are still pumping, and research shows how people living nearby are struggling with breathing problems.

Photos from the early 1900s show LA’s forests of oil derricks. Hundreds of wells are still pumping, and research shows how people living nearby are struggling with breathing problems.

Long before climate change was evident, California began planning a system of canals and reservoirs to carry water from the mountains to drier farms and cities. It’s no longer enough.

New research has found that low-rise urban environments are more space and carbon efficient than high-rise buildings which have a drastically higher carbon impact.

More than half of the world’s population lives in cities, and that share is growing. Rapid climate change could make many cities unlivable in the coming decades without major investments to adapt.

Hot, humid population centers are becoming epicenters of heat risk as climate changes worsens. It’s calling into question the conventional wisdom that urbanization uniformly reduces poverty.

Hot, humid population centers are becoming epicenters of heat risk as climate changes worsens. It’s calling into question the conventional wisdom that urbanization uniformly reduces poverty.