A Noisy City Affects Birdsong
As anthropogenic ambient noise increases in urban areas, birds adapt their songs to make themselves heard.
How Can Cities Keep Water Clean Now and in the Future?
As "megacities" grow in Africa and Asia, assuring residents long-term access to clean water may require a multidisciplinary approach.
Could More Urban Trees Mitigate Runoff and Flooding?
With climate change comes more flooding. As cities confront the risks and potential damages, trees could become even more important.
Migrating Birds Face an Unexpected Danger: Glass Buildings
Research shows that building collisions take a staggering annual toll on North America's bird population.
The Movable Tent Cities of the Ottoman Empire
The most lavish among them were festooned with colorful appliqué and brightened with gilded leather.
To Battle Floods, Cities Revive Their Long-Forgotten Alleyways
Once polluted and abandoned, back alleys have sprouted into flourishing rain gardens.
How Portland Became a Hipster Utopia
How did Portland, Oregon become a hipster haven? While other cities declined in the 60s and 70s, Portland looked at what they did and planned the opposite.
Where Do City Birds Go for the Winter?
Cities can host surprisingly diverse bird species, apart from the ubiquitous pigeons and sparrows. Where do they go in the winter?
The Rise of the City Bee—How Urbanites Built the 21st-Century Apiculture
Urban apiculture is a booming trend. But many metropolitan beekeepers also believe that bees fare better in cities than they do in the countryside.
When is Public Drinking Cool?
The Wall Street Journal reports that property developers are pushing to allow public drinking on city streets, hoping to encourage a “lively atmosphere.”