COVID-19 lockdown: Why battle against air pollution needs to continue

Air crisis will spiral if it’s not contained long-term and if mitigation actions are diluted to make up for time lost during lockdown

Flawed, but accepted

Pollution board report blames LPG for particulate matter, spares vehicles

Delhi-NCR air quality commission: Order, order to new order

As the new ordinance seeks curtailment of judicial intervention, the executive faces the real challenge of pushing difficult and inconvenient …

Enough is enough

For over a week after Diwali, Delhi breathed poison. Air pollution peaked to unprecedented levels. Public anger forced emergency measures. But …

Diesel: when bad policy makes for toxic hell

Four-stroke complements CNG

Converting two-stroke autorickshaw engines to CNG not wise

India didn’t need to let power producers emit more of deadly oxides of nitrogen; here’s why

Limiting NOx emission at 300 mg / Nm3 is doable, claims Finnish state-owned Fortum Oyj; Environment ministry relaxed norms to 450 mg / Nm3 in October

Experts flag dilution of NOx emission limit for coal-fired power stations

The SC on July 8 relaxed limits for coal-fired power stations commissioned between December 2003 and 2016 — to 450 mg / Nm3 from 300&…

Highest in 650,000 years

Smog has to be cleared

How India is getting gas and coal policy wrong

Science and Technology - Briefs