UPSC Environment current affairs: climate change, biodiversity, pollution, national parks, and international environmental agreements.
Part of: UPSC Current Affairs 2026 Hub
The government’s E20 petrol rollout, backed by a joint industry study, shows most post‑2023 vehicles need no modifications, though older BS‑III cars may require gasket changes and a modest 3‑5% mileage dip is expected. The policy aims to enhance energy security, cut emissions and support farmers, while highlighting inf…