Describe the key points of the revised Global Air Quality Guidelines (AQGs) recently released by the World Health Organisation (WHO). How are these different from its last update in 2005? What changes in India’s National Clean Air Programme are required to achieve revised standards?

‘In India, the agriculture and allied sector is the third largest emitter of greenhouse gas after energy and manufacturing sectors.’ What changes should India make to achieve Carbon-efficient agriculture?

Discuss the potential benefits and challenges of methanol-based economy in India. What are the key factors that need to be considered for the successful implementation of a methanol economy to address energy and environmental concerns in the country?

Analyze the effectiveness of the National Clean Air Programme (NCAP) in addressing urban air pollution in India. What additional measures can be implemented to improve air quality in major metropolitan areas?

“Conventional energy sources are more reliable and should not be abandoned until the alternatives like clean energy have been stringently stress tested.’’ Discuss.

While mining drives economic growth and industrial development, it simultaneously threatens ecological balance. Examine how mining activities contribute to environmental degradation and suggest sustainable strategies to minimise their adverse impacts.