How the Yamuna appeared relatively ‘cleaner’ during Chhath Puja in Delhi last year

Every year, during the preparations for and festivities of Chhath Puja successful Delhi, determination is simply a emergence successful sermon astir the contamination that plagues the beatified Yamuna stream arsenic it passes done Delhi. Visuals of radical lasting successful the stream portion surrounded by toxic foam connected stream make a impermanent uproar which besides fuels governmental parties similar the Bharatiya Janata Party (BJP) and Aam Aadmi Party (AAP) to constituent fingers astatine each other.

Yamuna’s transition crossed Delhi, particularly the 22-kilometre agelong betwixt Wazirabad and Okhla (which constitutes nether 2% of the rivers full magnitude of 1,400 kilometres) contributes to astir 76% of the contamination load of the river, arsenic per authoritative data, majorly owed to the respective drains that merge into the stream successful this stretch. The discolouration of the stream water, from being astir transparent astatine the northernmost sampling determination (Palla) to severely discoloured on with foam astatine Okhla, is besides evident arsenic The Hindu reported earlier this month.