Air Quality

US launches climate change website to reveal local impacts

President Barack Obama wants Americans to see how climate change will remake their own backyards - and to make it as easy as opening a web-based app.

Beijing 'barely suitable' for life as heavy pollution shrouds China's capital

China's pollution

Pollution in Beijing was stuck at unhealthy levels for the sixth straight day, prompting warnings for people to stay indoors as thick grey smog shrouded the capital a week before the annual meeting...

Hot day prompts Sydney air pollution alert

sun

Sydneysiders are being urged to avoid the outdoors due to air pollution caused by high ozone levels.

California in grip of 'worst drought in 500 years'

generic drought

The punishing drought that has swept California is now threatening the state's drinking water supply.

Bushfire smoke sends pollution levels skyward again

smoke

Peter Hannam Sydneysiders can expect another day of high smog levels as smoke from nearby bushfires blankets the city.

Health problems soar due to bushfires

Fires

Rachel Browne, Heath Gilmore Emergency treatments for breathing problems have risen sharply due to the significant air pollution resulting from bushfire smoke.

More thought for animals than children

Black dog

Kim Arlington, Heath Gilmore, Rachel Browne Emergency planning in Australia makes far more detailed provisions for managing animals than it does for the needs of children, a report has found.

Smoke joins fog to make for a turgid Tuesday

Katy Perry

Peter Hannam Sydney's air pollution levels have again soared, this time from a combination of fog and smoke from the on-going bushfires.

Sydney blanketed in smoke again

Sydney blanketed in haze due to bushfire hazard reduction around the city surrounds.

Ben Grubb A smoke haze caused by bushfires and subsequent backburning in the north and west of NSW that blanketed Sydney on Saturday saw air quality deteriorate and pollution levels soar 15 times above normal...

NSW weather: November to test fire-fighting resources

Blue Mountains

Peter Hannam November is shaping up to be another unusually warm month, with the heat, a lack of rain and the prospect of more bouts of windy weather likely to keep NSW's fire-fighting resources stretched.

Blustery change brings relief from heat but little respite for fire crews

bushfire

Peter Hannam Temperatures are dropping in Sydney but windy conditions are likely to keep fire crews busy.

Bushfires make hazy, lazy days of toxic summer

Smoke over Sydney.

Ben Grubb, Peter Hannam Pollution soared four times higher than levels deemed hazardous and hundreds of fire alarms went off, in one case stranding train passengers, as thick haze from bushfires engulfed the city on...

Environment: Call to improve state's health

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Tom Arup Victoria should overhaul its energy supply and change its approach to planned burns as part of efforts to stop worrying declines in the state's environmental health.

Shanghai residents warned for seventh day about heavy pollution

Smog in China

Shanghai warned children and the elderly to stay indoors for at least a seventh day this month, intensifying pressure on local authorities to control the worst smog since government monitoring began...

Chinese companies found to be in frequent breach of emissions limits

Steel factories and thermal power plants in eastern China frequently exceed national standards, according to a study led by an environmental group in Beijing.

Dust-up looms over amended coal report

Coal trains heading to PWCS Carrington next to homes at Ferndale St, Tighes Hill. Picture: Matthew Kelly

Peter Hannam An environment study into the effects of dust from coal trains has apparently been doctored, with the federal and NSW government misled - perhaps willingly, according to a local activist group and...

No safe level of air pollution, says study

Beijing air pollution.

Long-term exposure to particulate air pollution boosts the risk of lung cancer, even at concentrations below the legal maximum, says a European study published on Wednesday.

Heat records tumble as Alaska bakes, burns

Haines, Alaska. Photograph by Getty Images.

Alaska residents have been enjoying an unusually warm, sunny summer, but the pleasant weather has come at a cost: choking smoke from an extended wildfire season, flooding rivers due to fast-melting...

Pollution findings prompt calls to cover coal wagons

coal train

Peter Hannam Findings that coal trains are leading to significant increases in particulate air pollution in the Newcastle region have prompted renewed calls for rail wagons to be covered.

China tries to cut pollution in 'Beige-jing'

Beijing unveiled yet another slew of measures to curb a choking pollution problem, including limiting the number of new vehicles on the roads and closing or upgrading the facilities of 1,200...