Members of the third Indian scientific expedition to Antarctica were also felicitated at the event, to commemorate the 40th anniversary of commissioning of Dakshin Gangotri – India’s first research station in Antarctica.

Source: https://indianexpress.com/article/india/we-couldnt-tell-our-wives-remembering-operation-gangotri-the-top-secret-expedition-that-first-took-india-to-antarctica-9050676/

These points where different kinds of garbage was dumped/ thrown are either nearby the main roads like Dakshin Marg, Jan Marg or internal roads of the sectors.

Source: https://indianexpress.com/article/cities/chandigarh/n-choe-stream-monsoon-sewage-water-9069052/