Levels of molybdenum in soil show that hydrogen sulfide gas wiped out nearly half of all marine life 530 million years ago.

Add Yahoo as a preferred source to see more of our stories on Google. In an aerial view, steam rises from fumaroles, or steam vents, situated between two of the five Salton Buttes lava dome volcanoes ...

The Allegheny County Health Department has found no indication of a long-term health emergency after U.S. Steel’s Clairton ...

The toxic gas eyed as a possible culprit in the deaths of six dairy workers in Weld County last week is an infrequent but potentially dangerous feature of this type of agricultural work, while experts ...

An air purifier program to protect the health of South Bay residents has distributed more than 10,000 devices to mitigate the ...

The AIRE program by the San Diego County Air Pollution Control District has distributed over 10,000 air purifiers to South ...

Therapies that deliver hydrogen sulfide to cells could one day become the basis of new treatments for obesity and related diseases, new research has concluded. Mounting evidence suggests that hydrogen ...

It’s just past 9 a.m. on Nov. 25, 2024, when the inaugural public notice goes live. The San Diego County Air Pollution Control District (SDAPCD) is issuing an odor advisory for communities potentially ...

Three people injured in a deadly Pemex chemical leak last week filed a $1 million lawsuit against the facility owner and operator on Monday, arguing it exposed workers to life-threatening hazards. Two ...

Oct. 10, 2024: Multiple ambulances and first responders at the Pemex plant in Deer Park where two people were killed and 35 treated after a hydrogen sulfide leak ...

Whiffs of sewer gas in the South Bay have received renewed attention from UC San Diego and San Diego State University scientists recently. Dr. Kimberly Prather, with UC San Diego, and Dr. Paula ...