The interactive Air Pollution Exposure Checker combines a few simple inputs: AQI, time outdoors, activity level, commute style, and protection habits. As the values change, the script updates a score, a risk label, a visual meter, and a set of helpful tips. That makes the page feel active without adding heavy libraries or slow-loading assets.

For SEO, the article uses a clear H1, structured H2 sections, descriptive FAQ content, and topic-rich language around air pollution, exposure, health effects, and prevention. This helps search engines understand the page topic while also improving readability for human visitors.

For performance, the layout uses lightweight CSS, minimal JavaScript, lazy loading on the video, and responsive grids so smaller boxes fit neatly inside the larger container. The bookmark button saves state in localStorage, giving readers a polished experience without extra requests.

Publishing tip: paste this into the HTML editor of Blogspot, then swap the example video embed with your preferred YouTube source if you want a specific channel or video.