<p>Delhi’s air quality improved to ‘moderate’ category on December 14. As per SAFAR, the overall AQI was recorded at 135.<br /> </p>.<div><p><strong>Deccan Herald is on WhatsApp Channels</strong>| <a href="https://www.deccanherald.com/specials/deccan-herald-is-now-on-whatsapp-heres-how-you-can-join-2698271">Join now for Breaking News & Editor's Picks</a></p></div>