Articles on Particulates

Displaying all articles

Face masks like these, modeled by students from the Peltier Aerosol Lab, vary widely in effectiveness against fine particle pollution. Richard E. Peltier

Millions rely on cheap cloth masks that may provide little protection against deadly air pollution

Inexpensive cloth face masks, worn by many people in heavily polluted countries, offer only partial protection. Instead governments should warn people to avoid exposure and work to clear the air.
Tourists wear protective masks in smoggy Tiananmen Square on February 26, 2014, when the air quality was officially ‘hazardous’. EPA/Rolex Dela Pena

China can’t smother growing public demands to clear the air

Beijing has once again experienced extremely poor air quality, in what is becoming a regular event for the Chinese capital and other parts of the country. But has anything changed since the last “airpocalypse…
Have catalytic converters changed the cost-pollution-benefit in petrol’s favour? Mike Egerton/PA

Failure to test for the real world has left a polluting diesel legacy

Which is the better option for cars in cities, diesel or petrol-driven engines? As a report reveals the new fleet of green, hybrid electric-diesel buses in London produce less CO2 but more harmful pollutants…
Touch of salt needed, I think. Heng Sinith/AP

Improving cookstoves will help save lives - and the planet

Around three billion people in the world, largely in developing countries, rely on fuels like wood and charcoal for cooking and heating in the home. But burning these biomass fuels, not least in confined…
Pollution face masks are not just for China. Dave Thompson/PA

Air pollution is not yet a thing of the past

It may seem odd for the European Commission to declare 2013 the “Year of the Air” in order to focus on improving air quality standards. Most would feel air pollution is a problem that has been more or…
Nice when a few sandstone houses get smoking, but what are people breathing in bigger rural towns where wood stoves are common? Flickr/welshmackem

Should we worry about winter chimney haze in rural towns?

Winter in many Australian country towns is accompanied by a pall of smoke from wood-fired heaters that lasts from late afternoon to the following morning. In larger towns and cities burning wood has been…

Top contributors

More