US agency proposes more stringent rules to curb downwind air pollution

The proposal is expected to reduce emissions from power plants in 23 states, protecting neighbouring states from ozone pollution

Alarming pollution levels a threat to West Africa's weather

Atmosphere above the region is still one of the least studied and understood on the planet, says research

Fertiliser’s true climate impact

Empirical estimates of nitrous oxide levels in environment made

Ships contribute to warming

With a trace of Molybdenum

Diwali celebrations foul Delhi’s air

Delhi government has advised people with heart or lung disease, older adults and children to remain indoors

Coal burning responsible for heavy air pollution in India: IEACCC study

Implementing emission norms, running clean coal power need of the hour, the study says

New York gets US $350 million to check congestion

Can organic farming ensure food security?

Consumer information system on fuel economy can help car buyers go green

Fuel efficiency is rarely a consumer’s primary concern, and vehicle manufacturers have little incentive to innovate technology 

Through the thick air

This Diwali, PM 10 and PM 2.5 reached eight times the safe limit. Its not the first time and it won't be the last. Burning of crop stubble, road …

Are signs on the wall signalling the death of diesel cars?

Mayors of 20 European cities have signed a petition to the European Union denouncing a loophole in diesel cars’ pollution limits

Road risk

78% cities recorded ‘good’, ‘satisfactory’ AQI during COVID-19 lockdown: CPCB

The CPCB monitored 115 cities between March 16 and April 15; NO2, SO2 emissions reduced significantly 

Coal needs modern technology for sustainability, say experts

Different countries share their experience with coal-generated energy at CSE's coal conference

THERMAL POWER

Power plants consumed 530 million tonnes of coal in 2014-15, which is around three-fourths of the total coal use in the country

Science & Technology - Briefs

Multi-pollutant crisis in Delhi-NCR: Ozone pollution another deadly contributor

With high pollution levels and growing heat stress due to climate change, the ozone level is frequently exceeding the standards

Beyond CO2

Plants absorb more pollutants than thought

Prepare emission standards for industries in NCR by June: Supreme Court asks CPCB

Use of cheap and dirty fuels like pet coke and furnace oil is rampant in NCR due to the lack of a benchmark on emissions

Supreme Court bans sale of firecrackers in Delhi, NCR

The licences of existing firecrackers sellers will be suspended and the government will not issue new licences

On the shelf?

Pollution: the great leveller

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