More content about traffic:

Air quality in car-free areas

Does the air improve in car-free zones? People often ask us this, and it’s a great question. To answer, we turn to the NYC Community Air Survey, …

What our air quality monitors tell us about NYC's neighborhoods

In Part 1, we looked at data from the New York City Community Air Survey (NYCCAS) - a network of about 100 air quality monitors - to see if air …

Breathe easy: NYC's air quality is improving

The air we breathe can have a major effect on our health — air pollution can make asthma worse and can cause heart disease, lung disease, strokes, and …