In a new research, scientists at the University of Toronto Scarborough (UTSC), Canada, have shown that global warming can actually change the molecular structure of organic matter in soil.

It does kill the nasty bollworm. What about friendly microbes? transgenic crops come with a range of biosafety concerns, which are contested because the discussion of such crops is highly polarized. Researchers of the Indian Agriculture Research Institute (iari), in a recent study, said Bt-cotton may affect soil microbes and nutrients available to the plants.

The Green Revolution technologies in the country have resulted many fold increase in crop production, but simultaneously have made heavy demands of agro-chemicals, mostly fertilisers and pesticides. These have created pollution of soil, water, air and agricultural produce. Agricultural pollutants include pesticides, herbicides, fertilisers and some other agro- chemicals.

Studies indicate an urgent need to map areas that have selenium-rich soil because the element has been linked to aridity there. A study published in the September issue of Journal of Environmental Management revealed that food grains from some arid regions in Northern India had high selenium. For the study, researchers from the National University of Singapore and Maharshi Dayanand

Paris: Plant and soil can take up to two years to recover from an exceptionally hot year, a finding that has implications for the combat against global warming, according to research published on Wedn