San Diego

With population estimates adding an additional 1.2 million people to the San Diego region in the next 40 years, planners say the region will need nearly 400,000 additional housing units to meet the demand.

In a new working paper called “The Greenness of China: Household Carbon Dioxide Emissions and Urban Development,” Siqi Zheng, Rui Wang, Edward L. Glaeser, and Matthew E. Kahn rank 74 Chinese cities in terms of their household carbon footprints.

Like many cities in California, San Diego is struggling to form a policy around the booming medical marijuana dispensaries that have popped up around the city. The first place they're starting is with land use restrictions.

Walkable, transit-accessible neighborhoods do more than just lower greenhouse gas emissions of their residents - they save them money too, states a new report, "Windfall for All", from the Bay Area's TransForm, a coalition of over 100 non-profits.

With one of the smallest and busiest airports in the country, San Diego is thinking about upgrading its facilities. One idea is to build a new airport on the ocean.

Southern California developers are gearing up to pounce on the areas surrounding proposed high speed rail hubs that will make up California's statewide high speed rail line.

In the sixth of a ten-part series, National Public Radio investigates the sustainability of smart grid technology in the places where its likely to be applied.

A quarry in San Diego is on a path towards conversion into a $1.5 billion mixed-use housing and retail project, one many thought unlikely in today's tight market.

Architect Teddy Cruz examines the south-north flow of "nonconforming urbanism" in the Tijuana-San Diego region, and how changing communities in this dynamic area could shape the way we think about increasing density.

Nearly half of Americans want to move to a different part of the country, according to a new survey. Denver and San Diego rated as the most desirable cities to relocate to.

Tijuana is literally built with the development waste of nearby San Diego, California. This video by Laura Hanna shows how.

A large water desalination plant has been approved in Southern California, where water supplies are historically low and the population is high.

A popular swimming area at the San Diego area beach of La Jolla has been overrun by seals, making swimming unsafe. Many community members want the seals out, but animal rights activists say they should be allowed to stay.

A real estate developer in San Diego is turning activist, claiming a new residential development isn't working within the community guidelines. San Diego CityBeat suspects something else is happening here.

San Diego's downtown trolley service is becoming too popular, causing officials to propose equipment upgrades to handle the rising crowds. But the bigger trolleys will take out some car lanes and affect traffic lights, and many are unhappy about it.

After three decades of planning, a new commuter rail line has opened in the San Diego area.

As the city of San Diego prepares to consider a new general plan, the San Diego Union-Tribune looks back at the last 100 years in city planning.