Correct option is A
The Correct Answer is: (A) Chennai.
Explanation:
In the Mercer’s 2019 Quality of Living Index, Chennai was ranked as India’s highest city in the Safest City category.
In the Mercer’s 2019 Quality of Living Index, Chennai was ranked as India’s highest city in the Safest City category.
The index ranks cities based on factors like safety, healthcare, education, and infrastructure. Chennai's strong safety record, including lower crime rates, contributed to its top position among Indian cities for safety.
Information Booster:
- Chennai’s Ranking: Chennai ranked as the safest city in India in the Mercer 2019 Quality of Living Index.
- Safety Evaluation: The index evaluates cities based on factors such as
- Key Pollutants: In 2019, major pollutants in Chennai included:: This was the most concerning pollutant, often exceeding the safe threshold.
PM10 (Particulate Matter less than 10 microns): A contributor to poor air quality, although to a lesser extent than PM2.5.
Nitrogen Dioxide (NO2) and Sulfur Dioxide (SO2): These were also present at elevated levels in certain parts of the city, contributing to air pollution.
Government Measures: In response to poor air quality, there were initiatives aimed at improving Chennai's air, such as:
Monitoring systems: The government implemented air quality monitoring stations across the city.
Promotion of cleaner fuels: Efforts were made to promote the use of cleaner energy sources and to limit the use of older, more polluting vehicle
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