A new set of proposed five-year air quality objectives running up to 2025 may have been pitched overly conservatively to make it easier for major future projects like a large-scale reclamation east of Lantau Island to meet them, according to a Hong Kong environmental advocacy group.
The objectives, revised every five years, set concentration limits for seven key pollutants and the number of times levels can be exceeded in a year, with reference to World Health Organisation (WHO) guidelines....
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