Hazardous air quality is when fine dust levels are significantly elevated relative to Australian air quality standards.
PAUL BRAVEN/AAP Image
Even as the dust storm over NSW subsides, the unseen fine particles outside, or even inside your house, can still present a health risk.
The Big Brown coal plant in Fairfield is among the Texas power stations that have been shut down.
AP Photo/David J. Phillip
A study of the social cost of carbon emitted by the shrinking fleet of Texan coal plants suggests that closing more of them down would be good for the climate and public health.
Fire burns the hillsides along Highway 129 near Lake Berryessa in Yolo County, California, on July 3, 2018.
(Randall Benton/The Sacramento Bee via AP)
And wildfires rage along the West Coast of North America, parents should know the impact on their children's health, and how to protect them.
The landmark Harvard Six Cities study found a strong link between air pollution and health risks.
The EPA intends to limit what scientific studies can inform policy – a change long sought by industry. A long-time public health researcher explains the single study at the root of the controversy.
Good for you, bad for the air?
New research is spotlighting personal care products, such as shampoos and skin lotions, as a significant source of chemicals that contribute to urban air pollution.
What if air quality standards were decided not by governments but by a dedicated federal body?
AAP Image/Dan Peled
Environmental and health groups have called for the creation of a non-political federal agency with the power to rule on pollution levels - much like the Reserve Bank does for interest rates.
Judging by available photographs, the Nauru processing centre definitely has a mould problem.
Several factors play a part when determining what kind of risk high levels of mould exposure can pose to human health.
Because of Hurricane Harvey, refineries and other facilities released 2,000 tons of pollutants.
AP Photo/LM Otero
An analysis of air pollutants from Texas shows how significant – and largely underregulated – the category of 'excess' emissions is across the US.
When a house is better sealed, the quality of ventilation becomes more critical.
Our health depends on the quality of air indoors, where most of us spend 90% of our time. The easiest solution is to open a window, but what if that's not an option?
A pall of inaction and apathy hangs over Delhi’s reaction to its air pollution crisis.
While India struggles for answers to its urban air pollution crisis, Beijing is moving forward with strong resolve and effective policy.
Fracking has led to an increase in truck traffic, one of the reasons for worsening trends on air quality in areas with oil and gas drilling.
AP Photo/Charles Rex Arbogast
The fracking boom has led to a large increase of hydrocarbon emissions in rural areas, reversing some regional air toxics trends.
Residents of high-density housing might value features such as balconies, but when roads get busy this increases exposure to pollution.
Many new housing developments are being built along busy roads and rail lines, but lack design features that would reduce occupants' exposure to harmful traffic pollution.
Greener and better ventilated offices can lead to better performance of employees.
The quality of the office environment itself can have significant negative effects on thinking, health and productivity.
But the most effective measures will be unpopular.
Want cleaner air? Stop leaving your car engine running while you’re stopped at lights or waiting for a passenger, and demand better regulations from the government.
AAP Image/Dean Lewins
Australia needs stronger policy aimed at curbing air pollution, but the options currently on the table fall short. For now, we could all aim to drive less and turn off the engine when the car is idle.
Goncharenya Tanya / shutterstock
Party poppers, candles and wood fires will get you feeling festive – and breathing pollution.
Dr. Kofi Amegah of the University of Cape Coast, Ghana, installing a small air sensing unit built by the University of Massachusetts.
Citizens and activists are using cheap off-the-shelf sensors to collect their own data on air pollution. It's a promising trend, but these devices have serious technical limitations.
A man burns rubbish on the side of a road in Dandora in Nairobi, Kenya.
A new report has found that Africa’s air pollution is already causing more premature deaths than unsafe water or childhood malnutrition.
Health studies in Pennsylvania show links between some health problems and local fracking activity.
Three studies find higher rate of health issues for people who live near large or many fracked natural gas well sites.
Nigeria is one of the countries in Africa that has a serious air pollution problem.
Africa has largely been ignored when it comes to official global air quality programmes. Yet low-income countries like many of those in Africa are particularly affected by air pollution.