Archaeologists have come to a consensus that many societies from the Harappan civilisation seemingly thrived along the palaeochannels of the present Ghaggar and Chautang rivers that once existed east of the Indus. Though there have been claims of associations between these palaeo-river systems and the scriptural rivers, the Saraswati and the Drishadvati, there hasn’t been… Read More ›
While public discourse focus attention on arsenic in ground water, researchers from West Bengal call attention to arsenic in cooked rice.
Mumbai University researchers come up with cost effective way to monitor cyanide in water. A call for action to environmental entrepreneurs.
Jisha and Jos from Calicut university has a tip for growing green gram: soak the seeds in water for a few hours before sowing.
Removing heavy metals through sorption High amounts of metallic elements, such as lead, cadmium and copper, make water toxic. Sequestration of these elements from water is the only possible way to make water safe for use. Recently, Rais Ahmad and Anam Mirza from the Aligarh Muslim University synthesised a chitosan-iron oxide nanocomposite to remove heavy… Read More ›
Using Ceiba Pentandra Seeds Toxic dyes released into water bodies by textile industries are a major environmental concern. One could use chemical precipitation, ion exchange, membrane filtration, coagulation, reverse osmosis, liquid–liquid extraction, ozonation, electrochemical oxidation, and electrodialysis to remove dyes from effluents. But they are expensive. Adsorption, on the other hand, is highly effective and… Read More ›