The vehicles on American roads have grown larger — and they are killing thousands more pedestrians, a Times investigation found.

Everyone in Los Angeles deserves safe, great streets.

This is one of a series of posts that will ask what the most pertinent question raised by a prominent influencer of political economy might have been, and what the relevance of that question might be ...

Air pollution fell substantially as the city restricted car traffic and made way for parks and bike lanes.

Op-ed: Gaza’s people, its culture, its built and natural environment are all being systemically erased. Why won’t our profession say that’s wrong?

Op-ed: Gaza’s people, its culture, its built and natural environment are all being systemically erased. Why won’t our profession say that’s wrong?

Cycling has been a part of that good life in Copenhagen for decades. In recent years, it has enjoyed yet another unfathomable surge in popularity — taken to the next level thanks to constantly improvi...

In the 1960s, Dutch cities were increasingly in thrall to motorists, with the car seen as the transport of the future. It took the intolerable toll of child traffic deaths – and fierce activism – to t...

In the past two years, without much notice, solar power has begun to truly transform the world’s energy system.

Level of Service (LOS) has been guiding road design for decades and has never measured what really matters.

Making the famed river swimmable is one of the final big projects Anne Hidalgo will inaugurate before she leaves office next year.

Our mental and ecological health are linked. Recognizing this interdependence can change how we relate to the world and to ourselves.

As larger, taller sport utility vehicles took over US roads, they also aggravated highway congestion, according to a new study. It’s yet another ill effect of “car bloat.”

The 11-acre $900 million LAX Metro Transit Center is open to the public - and it's spectacular!