The National Green Tribunal today banned the use of 'Chinese' kite strings, made of nylon or any synthetic material on the grounds that it poses threat to life and environment. <br/><br/>The Tribunal directed all state governments to prohibit the "manufacture, sale, storage, purchase and use" of synthetic manja or nylon threads and all other synthetic strings used for flying kites with immediate effect. <br/><br/>A bench headed by NGT Chairperson Justice Swatanter Kumar ordered the authorities to ban import of any synthetic manja or nylon thread or other similar threads coated with synthetic substances, across the country.<br/><br/>The judgement came on a plea filed by animal rights body People for Ethical Treatment of Animals (PETA) and others, contending that 'manja' poses a grave threat to humans and animals as every year a number of deaths are caused by it.