Consider the following pairs regarding the National Green Tribunal (NGT) — its jurisdiction, powers, and procedural mechanisms under the National Green Tribunal Act, 2010:

Pairs

1. NGT's power to issue notices to statutory bodies such as Pollution Control Boards and municipal commissioners — Original jurisdiction over substantial questions relating to environment under Section 14 of the NGT Act, 2010
2. NGT's authority to give directions ensuring compliance with a national framework issued by a Union Ministry — Appellate jurisdiction under Section 16 of the NGT Act, 2010
3. NGT's role in supervising desilting and floodplain management operations to prevent illegal sand mining and environmental degradation — Enforcement and remedial relief jurisdiction under Section 15 of the NGT Act, 2010