Power outages from the storm have left air quality tracking systems out of commission, making public health concern hard to gauge
Behind a playground littered with downed tree branches, Shell’s refinery in Norco, Louisiana spewed black smoke from its stacks. The smell of rotten eggs, the signature scent of sulphur emissions, lingered in the air. In an effort to burn off toxic chemicals before and after Hurricane Ida, many industrial facilities sent the gases through smoke stacks topped with flares.
But the hurricane blew out some of those flares like candles, allowing harmful pollution into the air.
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