The variations in the flow of fresh water from rivers into estuaries change salinity and the prawns migrate into the sea. Damming rivers can change affect the life cycle of estuarine prawns, say researchers.
Hydrogen sulphide, toxic at high concentrations, is an important part of out physiology at very low concentrations. A sensor that is sensitive enough to detect the changes in its concentrations are important in the diagnosis of many diseases. Indian researchers have now found a way, using the chromophore of a fluorescent protein.
Duckweed may be called a weed, but we may need to change our attitude to it. It may be useful to clean up aquatic ecosystems, says a research team from Doon University. The weed, of course, suffers from Ofloxacin antibiotic in water, but removes it efficiently.
S Ramaprabhu’s Alternative Energy & Nanotechnology Lab in IIT Madras reports a method to store hydrogen at room temperature. A step towards making vehicles running on hydrogen fuel.
Cardamom exports from India have suffered from rejection due to presence of fertilisers. Stanley Johnson and a team from the Tamil Nadu Agricultural University, Coimbatore has a suggestion to save cardamom from insect pests without leaving pesticide residues on the product.
Researchers from CSIR-IICT, CCMB and A U college of Pharmaceutical have something sweet to tell people suffering from Inflammatory Bowel Disease. Steviol glycoside from Stevia rebaudiana is a good supplement therapy.