As a new technology of organic pollutant degradation, the photocalalytic method, which effectively decomposes nondegradable pollutants, is becoming increasingly important in wastewater treatment.
Sarong-wrapped Tamils, grey-trousered Communists and north Indians in dhotis, rough-spun shawls and kurta-pyjamas, costumes increasingly rare outside parliament these days, were among them.
Increasingly, worried European governments are crafting natalist policies to nudge couples to have more children, from offering better child care to monthly stipends keyed to family size.