A toxic smog shrouded the Indian capital on Tuesday, driving air quality in some areas into the “severe” range ahead of winter, when cold air traps pollutants and brings a spike in respiratory ...

Explore how contrails (trails left behind jets) impact climate and how sustainable aviation aims to reduce this hidden environmental cost.

Are you preparing for UPSC CSE 2025? Here are questions from GS paper 3 for this week with essential points as the fodder for ...