Build an Air Quality Dashboard in 15 Minutes with JavaScript
Air quality is becoming a critical health concern worldwide. Whether you're building a weather app, a health tracker, or a smart home dashboard — real-time air quality data makes your app more valuable. In this tutorial, I'll show you how to build a live air quality dashboard using vanilla JavaScript and the Air Quality Index API on RapidAPI. What We're Building A dashboard that shows: Current AQI (Air Quality Index) for any city Pollutant breakdown (PM2.5, PM10, O3, NO2, SO2, CO) Health recommendations based on current conditions Color-coded risk levels (Good → Hazardous) Prerequisites Basic JavaScript knowledge A free RapidAPI account ( sign up here ) A text editor and browser Step 1: Get Your API Key (1 minute) Go to the Air Quality Index API on RapidAPI Click Subscribe to Test and select the Free plan (100 requests/day) Copy your X-RapidAPI-Key from the code snippets section Step 2: Build the HTML (5 minutes) Create an index.html file: html <!DOCTYPE html> <html lang="en"> <head> <
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