new delhi thick cloud toxic smog 10 time recommend limit envelop india capital new delhi monday government officials struggle tackle public health crisis well second week u.s. embassy measure show level poisonous airborne particles know pm 2.5 reach 498 monday afternoon compare upper limit good quality air 50. india weather office say rain forecast next three days could help clear smog light rainfall likely state surround delhi delhi next three days could result change wind pattern region charan singh scientist india meteorological department tell reuters smog start abate start tomorrow skymet india private weather forecaster say dense smog would continue delhi surround area least next two days supreme court due hear petition file new delhi lawyer direct government authorities tackle intolerable unbearable air pollution delhi state government declare public health emergency last week pollution level spike yearly phenomenon blame combination illegal crop burn northern state vehicle exhaust dust weekend authorities begin use fire truck spray water part capital keep dust air particles little effect senior federal government official say little could do much wait rain clean atmosphere say prashant gargava official central pollution control board gargava charge monitor air quality say delhi air consistently hazardous zone despite measure halt construction increase car park charge four-fold encourage people use public transport pm 2.5 airborne particles 30 time fine human hair particles inhale deep lungs cause respiratory diseases ailments hospitals see surge patients come respiratory complaints accord media report every second damage lungs stop breathe say arvind kumar head chest lung surgery department sir ganga ram hospital unite airlines say resume flight newark new jersey new delhi sunday suspend service temporarily concern bad air authorities decide reopen school monday close temporarily days last week decision likely add vehicles road enforcement agencies say unable impose blanket ban movement commercial truck primary school teacher aarti menon say family wear face mask even indoors everyone afford air purifier air-condition car live hell say menon mother two teenage daughters national green tribunal environment court direct city government neighbor state stop farmers burn crop stubble governments able new delhi-based non-government group tara home children support 60 poor children say seek donations buy least five air purifiers children breathe issue go school say volunteer group smog choke indian capital emergency measure fail bring relief