Lockdown has been extended nationwide to prevent corona infection. But the effect of this lockdown is being seen on nature. A new form of Narmada River is seen in this lockdown. Clean and serene Narmada. The openness of Narmada is visible with open eyes. Scientists have also put a stamp on cleanliness. The results found in the investigation are the best in the last 20 years.

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This time, the scientists say that in one month's lockdown, the BOD has halved. Total dissolved matter has also reduced. It is clear from both the results that there was heavy pollution in the river due to commercial sewage, bathing and washing. The level of BOD rises due to getting organic waste and sewage in the rivers. The investigation has been done at 13 points between Mandla and Jabalpur. Its level has been 1.8 per mg or 1.9 per mg till March 2020. It dropped from 0.7 to 1 per milligram in the April 2020 investigation.

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Solids dissolved in water include minerals, metals, grains or other substances. Normally, its quantity was found in Narmada water from 200 to 350 mg per liter. It has been found to be 150 to 200 mg per liter in lockdown in April 2020. The less this water is considered pure.

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