New Delhi, Dec. 15 -- Singapore's High Commission in New Delhi on Monday issued a health and safety advisory for its nationals residing in the Delhi-NCR (National Capital Region) following the implementation of the most stringent anti-pollution measures.

The move comes after the Commission for Air Quality Management (CAQM) invoked Stage 4 of the Graded Response Action Plan (GRAP) on 13 December, in response to a sharp deterioration in air quality.

In a social media post on X, Singapore's Ambassador to India, Simon Wong, said Singapore nationals in Delhi-NCR should pay close attention to local health advisories and pollution-related restrictions.

The post also carried an advisory.

"In light of the Indian Central Pollution Control Board...