Low-cost sensors measure real-time volcanic smog exposure

When KÄ«lauea Volcano erupted in 2018, lava covered parts of the Island of Hawaii, but a volcanic smog, known as "vog," inundated it. The vog contained dangerous levels of fine particulate matter and sulfur dioxide gas, which ...

Air testing at nuclear dump shows no contamination

The U.S. Department of Energy says new air testing in the nation's only underground nuclear repository shows no detectable radioactive contamination from a leak last month.

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