Fog

Source:  HT Subject:  Geography Context: The India Meteorological Department has issued a Red Alert for dense to very dense fog over Uttar Pradesh, with similar conditions forecast across north and eastern India. About Fog: What it is? Fog is a meteorological phenomenon in which tiny water droplets or ice crystals remain suspended near the Earth’s …

Dust Storm

Syllabus: Disaster Management Source:  NDTV Context: A severe dust storm hit Delhi-NCR with wind speeds reaching up to 80 kmph, killing one and injuring three. The IMD issued a red alert, and 15 flights were diverted due to poor visibility and high-speed winds. Understanding Dust Storms: What are Dust Storms? Dust storms are intense winds …

Air Quality Index

Topics Covered: Conservation related issues. Air Quality Index: Context: Delhi’s air quality has entered the ‘poor’ zone on the Central Pollution Control Board’s air quality index — the first time since June 28. What is the National Air Quality Index? Launched in 2014 with outline ‘One Number – One Color -One Description’ for the common …