Fire in the sky, Pg8

Key Highlights:

• The Supreme Court of India modified its 2018 ban allowing green crackers in Delhi during Deepavali.
• This decision balances cultural traditions, economic interests of the firecracker industry, and public health concerns.
• Green crackers are considered less polluting but not zero-emission, aiming to reduce the impact on Delhi's air quality.
• Air pollution in Delhi is a complex issue influenced by transport, industry, agriculture, and weather patterns.

Detailed Insights:

• The re-introduction of green crackers reflects a policy shift to accommodate traditional celebrations while mitigating environmental impact.
• Delhi's air pollution is affected by diverse sources, including transport, industry, agriculture-waste burning, and construction.
• Evidence suggests that extended rains significantly improve air quality levels, highlighting the role of meteorology.
• Allowing green crackers seeks a middle ground but requires continued commitment to stricter environmental norms.
• Comprehensive action against all pollution sources is essential for long-term improvement in air quality.

Key Concepts Involved:

• Green Crackers: Less polluting firecrackers designed to reduce emissions compared to conventional ones.
• Air Quality Index (AQI): A measure of air quality based on pollutants like particulate matter and gases.
• Environmental Norms: Regulations and standards set to protect the environment and public health.