The color scale indicates the number of pollutants exceeding the WHO standards at a monitoring site. No ozone data is available at Central, Causeway, and Mong Kok.
See how pollution is reported over time
using our visualisation tools
Incidents (from the map, listed in chronological order)
TITLE Location Date 「中九幹線環評失誤」令油麻地交通噪音及空氣『長遠超出指標』，構成居住環境『長遠損害』，違反可持續發展精神及原則 油麻地駿發花園 May 22 2013 Responsible Schools Cancel Outdoor Activities... Borrett Road, Hong Kong May 18 2013 South Horizons South Horizons, Ap Lei Chau May 1 2013 South Horizons South Horizons, Ap Lei Chau May 1 2013 空氣清新 hong kong (LN) Apr 25 2013 空氣清新 hong kong (LN) Apr 25 2013 testing testing Mar 4 2013 Black exhaust fumes Clearwater Bay road Mar 1 2013 test 23 dai cheong street, tai po Feb 6 2013 駿發花園的交通污染黑點 油麻地駿發花園民居 Dec 2 2012
Official & mainstream news
TITLE Source Date Progress in introducing cleaner cook stoves... Science Daily May 1 2013 How trees play role in smog production Science Daily Apr 26 2013 Ceramic foam cleans up exhaust gases Science Daily Apr 26 2013 The microbes you inhale on the New York... Science Daily Apr 25 2013 A simple solution to air pollution from... Science Daily Apr 25 2013 Sunlit snow triggers atmospheric cleaning,... Science Daily Apr 24 2013 Air pollution and hardening of arteries Science Daily Apr 24 2013 Pollution plumes in Paris air are richer... Science Daily Apr 18 2013 Long-term exposure to fine particles of... Science Daily Apr 18 2013 Human shadow cast over the Caribbean slows... Science Daily Apr 9 2013