World

Global issues, U.N., etc.

Google Earth Gets Animated

Researchers from Georgia Tech are blending real-time video with imagery from Google Earth to create dynamic visualizations of urban places. [Video]

September 28, 2009 - Popular Science

Living Past the Tipping Points

A new report in the journal Nature suggests that there are seven thresholds for determining planetary health -- and we're already past three of them.

September 27, 2009 - Yale Environment 360

Eight Smart City Innovations

This series of infographics and posts from Good looks at innovations within a variety of world cities that improve city organization and operation -- from traffic to energy production to water conservation.

September 26, 2009 - Good

Is a Digital Neighbor as Good as the Real Thing?

Can Facebook, Twitter, and MySpace replace the neighborhood bar, cafe, or hangout? Mary Newsom says no.

September 25, 2009 - Citiwire.net

Green Roof Benefits Quantified

A new study has shown that the environmental benefits of green roofs are even greater than previously thought.

September 25, 2009 - Gizmag

Why We'll go to Extremes for Energy

Michael Klare believes that our transition from petroleum to sustainable energy sources will not be easy, smooth or peaceful.

September 24, 2009 - TomDispatch

Icons Versus Places

Fred Kent of the Project for Public Spaces was recently entangled in a dispute with architect Frank Gehry over the impact of iconic architecture in cities. Though Gehry's work has its moments, Kent says city emphasis on icons is a mistake.

September 24, 2009 - The Project for Public Spaces

How Cities Grow Like Brains

Interconnectedness is just as important to brains as it is to cities, according to researchers who've just released a study about the organizational similarities between cities and brains.

September 24, 2009 - Science Daily

In Pittsburgh, The Spotlight's On

As it prepares to host world leaders for the G-20 summit, Pittsburgh is hoping to show to the world that it's no longer a dying city.

September 24, 2009 - Los Angeles Times

Broken Windows Theory Busted?

The Broken Windows theory suggests that a high concentration of small, petty crimes leads to a higher incidence of bigger, nastier crimes. Some European cities run counter to that premise, according to this piece from Next American City.

September 21, 2009 - Next American City

Architecture for A Water-Poor World

Matsys, an experimental architecture firm, used the book Dune as a starting point for its design of a terraced, sunken city form focused around preserving water.

September 19, 2009 - BLDBLOG

Creating Virtual City Tours Through 'Photo Tourism'

By combing through images on Flickr, a team of researchers has created a 3-D model of the city of Rome constructed from 150,000 tourist snapshots.

September 19, 2009 - Gizmag

What Today's Cities Will Look Like in the Future

Imagining cities of the future can bring about some pretty wild predictions. But when they're visions of existing cities, these futuristic predictions can be almost realistic.

September 19, 2009 - io9

The Worst Urbanist

We've gotten a lot of responses on our Top 100 Urban Thinkers list, particularly those wanting to separate out the 'bad' from the 'good'. Mary Newsom was inspired by the list to ponder, who was the worst?

September 18, 2009 - The Naked City

Sustainability is a Lifestyle, Not an Accessory

Witold Rybczynski bemoans the green movement's emphasis on sustainability measure that treat environmental action as a process of accessorizing rather than changing lifestyles.

September 17, 2009 - The Atlantic

Sustainability Solutions in the City

This piece from the Guardian looks at a handful of projects and ideas that are emphasizing the importance of sustainable metropolitan areas in an age of diminishing resources and environmental devastation.

September 17, 2009 - Guardian

The Two Paths to Sustainability

Achieving sustainability can take one of two paths, according to Richard Carson: centralized or decentralized policy. Choosing one will be crucial.

September 16, 2009 - ArchNewsNow

Le Corbusier for Kids

A new picture book introduces the architecture and urban ideas of Le Corbusier to children.

September 16, 2009 - Arcspace

Watching Where the Water Goes

Monitoring how much water is diverted from rivers and pumped from wells is notoriously difficult. But now, researchers have developed a new way to track usage.

September 15, 2009 - The Washington Post

Are Bike Lanes Less Safe?

A new study from the University of Leeds claims that drivers are more careful and leave more room for bikers when there is no bike lane.

September 14, 2009 - WorldChanging

FREE Course: Walkable City 1: Why Walkability?

After describing his path towards focusing on walkability as the essence of good planning, Jeff Speck marches through his five principal reasons for making more walkable places.

Reinventing Malls: Planning Alchemy—Turning Gray Fields Into Gold

The course focuses on the opportunities and imperatives that shape reinvention of mall sites.

Top Books

An annual review of books related to planning.

Top Schools

The definitive ranking of graduate planning programs.

100 Most Influential Urbanists

The who's who of urbanism, according to Planetizen readers.

Urban Planning Creators You Should Know

A short list of voices on social, video, and podcasting platforms.