Society
Four-fifths of the world's population now live in urban areas
News
cities
Environment
Major US cities like New York and Seattle are sinking at a rapid rate
News
Environment
Artificial light pollution could fuel growth of toxic algal blooms
News
Environment
In the city, anyone can be a naturalist-explorer
Comment
Environment
Most cities are rainier than their surroundings due to heat and smog
News
Life
Wild bees have found a surprising place to nest in cities
News
Environment
Streetlights may make tree leaves tough and hard for insects to eat
News
Environment
Green belts around cities help keep them cool
News
Environment
Mobile weather labs map toll of extreme heat in scorching US cities
News
Environment
Self-cooling artificial grass could help cities handle extreme weather
News
Environment
Overheated trees are contributing to urban air pollution
News
Comment
Small Spaces in the City review: Can we thrive in a smaller future?
Culture
