Smog

Tests carried out by the National Observatory of Athens (NOA) to measure air quality in the parts of east Attica hit by deadly wildfires last July were reassuring, with only one of the six pollutants gauged showing higher readings.

The results of the checks, conducted in Mati and Rafina, were presented Tuesday by the Region of Attica.

(CNN) - More than 95% of the world's population is breathing unhealthy air and the poorest nations are the hardest hit, a new report has found.

Beijing declared its third major smog alert of 2018, and the second this month, just a day after being named the top performer among 28 Chinese cities that took special measures to rein in pollution.

The European Union's top court on Thursday said Poland had failed to uphold air quality standards, part of a wider EU battle to reduce deaths from airborne pollution which it estimates kills 400,000 people every year, Reuters reports. 

A research organisation funded by German carmakers sponsored scientific experiments testing nitrogen dioxide, a gas found in exhaust fumes, on people, German daily Stuttgarter Zeitung has said.

India has unveiled a new weapon to combat air pollution - an "anti-smog cannon" that authorities hope to clear the air over New Delhi, AFP informs.

But environmentalists believe that this is a temporary solution as it will not solve the real cause of the air problem.

Australian and New Zealand scientists have discovered two new types of bacteria previously believed to be impossible to live on Earth, the Tape reported.

Rising ozone pollution in China's cities has emerged as a major health risk, causing a rise in deaths from strokes and heart disease among vulnerable residents, according to a new study by a team of Chinese researchers.

Tens of thousands of runners braved smoggy conditions for the Delhi half marathon on Nov. 19 despite dire health warnings from doctors who wanted the race postponed in the heavily-polluted capital.

Toxic smog thickens in New Delhi