One of the key changes proposed is the establishment of “cumulative impact” scores. They would represent the totality of ...

Cleveland's Division of Air Quality has a new network of sensors acrosss the city to measure fine particulate in ...

The advisories impact large areas of Idaho, Oregon, Montana and Washington, lasting through the end of January.

People’s ability to interpret emotions or focus on performing a task is reduced by short-term exposure to particulate matter (PM) air pollution, potentially making everyday activities, such as the ...