UPSC

Water pollution is defined as the “introduction or existence of undesirable substances in water, encompassing organic, inorganic, biological, radiological, or thermal elements, leading to a deterioration in water quality to the extent that it becomes unsuitable for various purposes.” 

Radioactive pollution occurs when radioactive materials are present or deposited in the atmosphere or environment, especially when their presence is unintentional and poses a risk to the environment due to radioactive decay. 

The UPSC Mains Topic-Wise Previous Year Questions on the Salient Features of Indian Society and Diversity provides a comprehensive examination of the diverse

The introduction of the National Air Quality Index (NAQI) in New Delhi in September 2014 was part of the Swachh Bharat Abhiyan initiative, aimed at monitoring India’s air quality index.

SAFAR, initiated by the Ministry of Earth Sciences (MoES), is a nationwide program designed to evaluate the air quality of a metropolitan

The Central Pollution Control Board (CPCB) has instituted national ambient air quality standards (NAAQS), ensuring consistent air quality standards across the country. 

The National Clean Air Program (NCAP) stands as India’s pivotal initiative in combating the pervasive issue of air pollution, which poses

In India, the alarming levels of vehicular pollution have become a pressing concern, posing significant threats to public health and the environment.

Coal gasification involves partially oxidizing coal with air, oxygen, steam, or carbon dioxide to generate a fuel gas. 

Ozone depletion, a grave environmental concern, refers to the gradual thinning of the ozone layer in Earth’s atmosphere, primarily due to the release of ozone-depleting substances