Uncategorized Lockdown reduced chemical concentration in Ganga by 50%: IIT-Kanpur study by sikandar141 February 8, 2021 February 8, 2021 New Delhi: A study by the Indian Institute of Technology-Kanpur (IIT-K) carried out during the Covid-19 pandemic has shown that the lockdown ensured at least 50 per cent reduction in… 0 FacebookTwitterWhatsappTelegram