EVs can replace nearly 90 percent of vehicles, but there are a few roadblocks on the way to California's 2025 emission-free car goals.
Germany's 40-year transition to high renewable energy use, from feed-in tariffs to community renewables — and what America can learn.
Austin, Minneapolis, Washington and beyond: Here are 9 ways bikesharing programs can boost urban communities.
Cities are already behind in planning for the new mobility future. Carefully adapting infrastructure built for personal cars will be paramount.
Cities across the nation and the world are using sensors and smart devices to transform every sector of public service.