But Hong Kong also has a problem with food waste and water pollution, which are two of the biggest environmental issues that we should be concerned about. According to the Environmental Protection ...

On IQAir.com’s live pollution rankings, Hong Kong on the morning of April 14 ranked the fourth worst city for air pollution in the world, just behind Lahore in Pakistan, Delhi in India ...

On Monday evening, air pollution levels in over 10 areas of Hong Kong reached the highest health risk categories, as a dusty northerly airstream brought pollutants to the city for the second ...