Night-Time Smog: DIY Sensors Expose Industrial Crimes
When official pollution control boards release averaged daily figures, they often mask severe night-time pollution spikes. To counter this, investigative newsrooms are deploying low-cost, connected optical particulate sensors around industrial zones. These autonomous DIY devices record PM2.5 and PM10 levels every minute, proving that nearby factories deliberately disable scrubbers and vent...
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Bharat Aawaz
