Answer: Council of Scientific and Industrial Research (CSIR)
Notes: The Supreme Court recently allowed limited use of green crackers approved by the National Environmental Engineering Research Institute (NEERI) in Delhi-NCR this Diwali. NEERI is a research institute created and funded by the Government of India. It works in the field of environmental science and engineering to promote sustainable development and pollution control. It functions under the Council of Scientific and Industrial Research (CSIR), Ministry of Science and Technology. Its headquarters is in Nagpur, with five zonal labs in Chennai, Delhi, Hyderabad, Kolkata, and Mumbai.
