The document summarizes several cases heard by the National Green Tribunal (NGT) related to environmental law. It discusses 7 cases: 1) M/s Madhup Agency V/s State of Rajasthan & Ors. (2014) involved the seizure of plastic bags that were later returned as they did not meet the definition of banned plastic bags. 2) Mr. Dharmarajan v. The District Collector Office of the Collector Office Coimbatore (2013) addressed a noise and air pollution complaint from a coir industry that was later found to have taken measures to mitigate dust pollution. 3) Yog Raj v. State of Himachal Pradesh & Ors.