Even without looking at the air pollution figures we know from the darkened sky-line that Delhi's air quality gains will be lost this winter. Air has begun to get heavy with dust, smoke and particles. Calm and cool weather is blocking the dispersal of smoke and pollutants. Low-hanging shroud impairs visibility, chokes lungs. Winter is a seasonal statement of the growing pollution crisis, a cyclical reminder of our inability to put into action the real solutions.

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