Flying safely

A hi-tech system may help avoid aircraft collisions

Free from bird-hits

New technology promises to keep birds away from airplanes

Stretching the limits

Set free to pollute

TBAC outside the purview of USA's Clean Air Act

Choke-a-bloc

A matter of perception

The nature of the World Bank interest in air pollution in India

No breathing space

Most comprehensive US study on air pollution indicative of a crisis

Not ‘go slow’, need more certainty in electric vehicle pathways

The auto industry slow down must not provoke reactive posturing but spur a firm policy roadmap and a legal mandate in consultation with the …

IIT Hyderabad scientists convert fly ash into waterproofing material

Treating fly ash with stearic acid, used in soaps and shampoos, modified the nature of fly ash and helped develop materials with contrasting …

Why Kashmir University should prefer footfalls over whizzing cars in its campus

The university recently declared a war on black carbon through a decision to ban fuel-burning vehicles in the campus. The decision has gone down …

Delhi notifies guidelines for scrapping vehicles, but some issues remain unaddressed

The guidelines should make periodic testing of roadworthiness of vehicles mandatory and link the scrapping process to deregistration of vehicles 

Ozone pollution can damage wheat crop

Banaras Hindu University scientists found that most wheat cultivars developed after 2000 are more sensitive to damage due to ozone, a byproduct …

Heat wave leads to deadly ozone pollution in Delhi: CSE analysis

Rising NOx levels and volatile gases in the air, primarily from vehicles, form the recipe for ozone

Ironing out pollution

A recently-developed cheap and environmentally-benign iron compound helps dispose of polluting nitrogen oxides

Flight to fame

A joint consortium by 3 Asian nations to build a passenger aircraft may shake the Western stranglehold

Grounding fliers

Environmental activists are fighting against the dramatic expansion of air traffic in the Netherlands

Tough time, safe landing

Results of simulated landings using the global positioning system show that planes can now land safely even in zero visibility

Noise enfolded

Muffling the sound made by a supersonic jet during take-off could bring calm to areas where air traffic is high

Sniffing out the killers

They are tiny and remote-controlled. And these sniffer planes will soon fly into biowarfare danger zones

Off with flying colours

A new software increases flight safety by helping pilots calculate their take-off speeds more accurately

Air pollution: a shift in crisis

While air pollution from the coal sector is coming under control, vehicular emissions are becoming the bane of Chinese cities

Cleaning Patna’s air: Municipal corporation to replace diesel-run vehicles with CNG and electricity

Patna’s air quality index has become ‘very poor’ in recent years

Delhi air remains 'severe plus'

Emergency persists despite drop in stubble burning 

Indian roads belong to motorised vehicles, not cyclists or pedestrians

Vehicular emissions cannot be reduced without strengthening the public transport system

Blanket of dust to cover North India in few days; air quality will be hit

These are ominous signs for Delhi, which saw a public health emergency in 2016 and 2017 due to extremely poor air quality