Researchers have used satellite data to analyze images for areas that should be protected as green spaces which in turn help protect Atlanta’s water supply.
A study has found that much of the area of urban America particularly in the Great Lakes region (8.3% of urban area), the Arizona Sun Corridor (7.1%), and Northern California (10.9%) but elsewhere all over the United States (6.2% total) are “urban stream deserts” in which a city is “riverless… due to the effects of human development and population growth”.
Researchers in Italy used a collaborative mapping tool, census data, land use data, and mobile phone data to compile information about the movement, interactions and life of an urban area.
An article by Heather Hansman published in the Smithsonian sheds light on a small Detroit real estate startup that has devised a plan to try involve local residents in urban renewal projects.
Numerical numbering systems, or numbering streets in specific orders, is one way some cities have taking the pain out of navigation. A comprehensive analysis of streets in the US found that half of the cities here prefer to have their streets numbered rather than named.
A transcontinental city is a city that exists on land over more than one continent. There are more than a few transcontinental cities in the world. Learn about cities that straddle continental divides.