Air pollution levels in Kyiv are high on the morning of Friday 4 July following a large-scale combined Russian attack ...

A sharp deterioration in air quality was recorded in Kyiv after a massive enemy air attack, in connection with which the ...

Air pollution has fallen across the U.S. since the Clean Air Act of 1970. ... The new standards, they say, are too close to the current average background levels of pollution nationwide.

But while such extreme short-lived instances of severe air pollution are readily identified, so-called background levels remain unnoticed and unmonitored by the general public, leaving millions of ...

Background air pollution from wildfire smoke is certainly something for cities to consider as they plan fireworks or alternative celebrations like drone shows, Dr. Seidel said.

Air pollution deaths are calculated using epidemiological studies, ... PA, where very high background levels of PM2.5 exist due to power plant emissions and long-range transport.

Some background: The World Health Organization recently published data on pollution around the world, focusing on airborne particles smaller than 2.5 micrometers (known as PM2.5).

EPA’s proposed mercury and air toxics standards for power plants that burn coal and oil are projected to save as many as 17,000 American lives [PDF] every year by 2015. These standards also will ...

To estimate the background cancer risk near a facility, Air Management Services will test samples of the air. “For the first time, we are looking at what is the cancer risk from, say, benzene, if you ...

As of the morning of July 4, Kyiv is experiencing high levels of air pollution following a large-scale Russian airstrike, ...