San Francisco Chronicle: Worried about Bay Area smoke? Here’s how to look up the air quality in your microclimate . “The air over much of the Bay Area is generally clean, thanks to ocean breezes. But when the skies fill with wildfire smoke, that changes. For your health and safety, it’s vital to know the latest air quality information in your community. But it can be hard to find, especially since the Bay Area has so many microclimates. Here is a guide to resources that can help you monitor and understand your local air quality.” This article was written for people in the Bay Area, but it has plenty of resources for California in general and a couple for the entire United States.