Welcome to part two of the history of air pollution and air quality efforts. The history of air pollution is a history of our response to crisis. Although air quality laws have saved countless lives, air pollution levels in many cities still ex...

Imagine stepping out of a time machine into the middle of ancient Rome. What you'd immediately experience is air pollution. We think of air pollution as a modern problem, but it's been shaping human history for thousands of years. In this episo...

Urban air quality is shaped by traffic, industry, buildings, gentrification, and even the different way cities are designed. But here’s the big question: What is this daily pollution doing to our health? 

Considering that we spend 90% of our time indoors, the quality of that air matters! On this episode, we explore what contributes to indoor air pollution, how it affects your health, and what you can do about it.

The AQI, or Air Quality Index, is a simple way to communicate how clean or polluted the air is, using numbers and colors that anyone can understand. But what does it all mean, and how does that affect you?In this episode, we decode the ...