Environmental Consultant — Lesson 2
Criteria air pollutants are six specific substances monitored under the National Ambient Air Quality Standards (NAAQS): particulate matter (PM2.5 and PM10), ground-level ozone, carbon monoxide, sulfur dioxide, nitrogen dioxide, and lead.
What this asks you
A colleague suggests that any AQI value can be considered safe for all populations. What is the flaw in this approach?
and 5 more questions