Over the years, both the Centre and Delhi government have spent thousands of crores on cleaning the river.

Delhi’s pollution levels may not come under control even if all the measures recommended by a report commissioned by the State government are implemented across the National Capital Region.

The week leading up to round two of the odd-even scheme will see Delhiites breathe slightly cleaner air, with particulate matter expected to remain in the moderate range.

The Delhi government doesn’t plan on studying the ultrafine and ultra dangerous PM1 particles as part of its air quality monitoring programme for round two of odd-even.