World

Yet another climate change side effect: more frequent urban heat waves. And because urban temperatures tend higher than rural ones, cities should be ready to protect the most vulnerable.
2 hours ago   The Nature Conservancy - Cool Green Science
As the world's cities grow ever larger, local governments constantly ask themselves which is better: amalgamating into one metro-wide government, or maintaining autonomy among fragmented jurisdictions? The answer remains unclear.
May 14, 2015   The Guardian
Academics and professional planners have access to plenty of research and data to continue to improve and expand bikeshare systems around the world.
May 8, 2015   Journalist's Resource
The last time carbon dioxide levels were this high was a million years ago. The global community needs to reduce emissions by 80 percent to stop the increase in CO2 levels. The data was reported by the National Oceanic and Atmospheric Administration.
May 8, 2015   CleanTechnica
Animals are more than just guests or co-habitants in our cities, according to an article in New Scientist—they're a critical component of the infrastructure that keeps cities running.
May 6, 2015   New Scientist
The Milken Institute Global Conference brought hoards of business leaders to Beverly Hills last week. Sessions included some high praise for cities and buoyant predictions about innovation, development, and accommodating six billion city-dwellers.
May 4, 2015   California Planning & Development Report
Of all the inventions of the modern world, few have been so embraced as artificial light. But constant light, like that which floods city streets and illuminates buildings, is not necessarily healthy or safe. Some cities are trying to go dark.
May 3, 2015   The Architect's Newspaper
There are animals among us. Boars in Berlin, coyotes in Washington, D.C., and mountain lions in Los Angeles are just a few examples of the wildest populations moving to cities.
Apr 29, 2015   National Geographic
Transportation finance and road usage charging are the themes of the International Bridge, Tunnel and Turnpike Association's annual conference held in Portland from April 26 to 28 in downtown Portland. Oregon's road usage charge begins July 1.
Apr 27, 2015   Planetizen
Secretary of State John Kerry recently began a two-year term as the chair of the Acrtic Council. He used the occasion to make a call for a stronger role for cities in international efforts to fight climate change.
Apr 26, 2015   The Washington Post
The first Earth Day was celebrated on April 22, 1970. Since then we've discovered an incredible amount about the Earth in addition to doing the planet an incredible amount of irrevocable harm.
Apr 22, 2015   Vox