More content about traffic:

Efforts to reduce air pollution should focus on neighborhoods with the worst health impacts.

Every year in NYC between 2015 and 2017 (the most recent years for which this analysis is available), fine particulate matter pollution from motor …

ZAPPA: A tool to understand air quality policies

How do we know what air quality policies will have the biggest effect? New York City’s air quality is generally good and has been improving over time. …

An update on air quality during COVID-19

Big improvements in outdoor air quality during COVID-19 reveal impacts of traffic and commercial cooking On March 20, 2020, New York State announced …

Real-Time Air Quality

NYC’s air quality is generally good and has been improving over time. But hour to hour, there’s large variation in our air quality - even in …

Your Neighborhood's Air Quality

We combine data from our air quality monitoring network, NYCCAS, with other data to understand what makes one neighborhood’s air quality different …

Transportation-related injuries

Traffic injuries are no accident. Like other public health concerns, they are preventable through data driven solutions. In NYC, traffic injuries, …

Air quality during COVID-19

What happens when NYC stays home? The COVID-19 pandemic upended the lives of all New Yorkers. The outbreak has affected many aspects of our daily …

Air quality snapshots: special findings from 10 years of NYCCAS

Skip Nav Air quality snapshots: 10 years of NYC air quality monitoring A traffic health threat: air toxics Noise levels that harm health The benefits …

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, or …