Key issues for women in transportation, such as employment and security, will be highlighted at the 2014 conference. Photo by Thomas Leth-Olsen.

Submit your paper by August 1 for TRB’s 92nd Annual Conference in Washington, D.C. Photo by camera_obscura.

Public transit users wait at a bus stop on Bogota's Carrera Séptima. As part of the reorganization of the city's transit, more than 1,500 new bus stops will be installed, including movable flag stations like the one above. Photo by Gwen Kash.

Germany cities host some of the most energy-efficient buildings in Europe, according to a new report from Siemens. Photo by Andreas Levers.

Social influences impact decisions to buy electric vehicles, study finds. Photo by Kevin Krejci.

Survey findings show that Bike to Work Day often creates a lasting habit. Photo by Richard Masoner.

The city of Arequipa is working to make streets safer, especially for pedestrians, the most vulnerable users of the road. Photo by Phil Whitehouse.

Geo-tagged open-source Flickr data in San Francisco. (Red dots are photos taken by tourists, blue dots are photos taken by locals, and yellow dots could be either.) Photo by Eric Fischer.

43% of Americans surveyed want to live in Denver. Photo by bridgepix.

43% of Americans surveyed want to live in Denver. Photo by bridgepix.