Dr Papita Saha, Dr Siddhartha Datta, MR P K Banerjee
Tolly's Nullah is fed with fresh water during flood- tidal flush of the Hooghly (Ganga) River. Tolly's Nullah, running through the southern part of Kolkata metropolis is subjected to the influx of effluents from domestic sewage and rainwater run-off. This effluent load makes stupendous change in the ecosystem and ecological behavior of the water body. The water quality is tested by drawing samples from six strategic locations under different climatic conditions as well as under flow and ebb tide conditions. Standard testing methods have been adopted for the measurement of water quality...
Tolly's Nullah is fed with fresh water during flood- tidal flush of the Hooghly (Ganga) River. Tolly's Nullah, running through the southern part of Ko...
The availability of water in terms of both quantity and quality is essential to the very existence of mankind. Earlier people recognized the importance of water from quantity view point. Recognition of the importance of water quality developed more slowly. In the field of water resource management, information on the water quality is an essential input. Changes in water quality can be the result of domestic, industrial or agricultural discharges. The number of physical and chemical parameters such as pH, DO, alkalinity, conductivity, total solids, hardness, inorganic and organic trace...
The availability of water in terms of both quantity and quality is essential to the very existence of mankind. Earlier people recognized the importanc...