Emissions of hydrogen sulfide raise health concerns in communities near California's largest lake, researchers say.

But a regional air regulator says its comprehensive, real time data show safe levels near the drying water body, California's largest.

New research has found that the shrinking lake is emitting the foul-smelling gas hydrogen sulfide more frequently and at higher levels than previously measured.

These communities, authors note, are predominantly Latino and Torres Martinez Desert Cahuilla Indian, further illuminating ...

Asthma can block airways, making it hard to breathe, and in severe cases can cause death if not treated quickly.

Just as container shipments coming into West Coast ports were drying up, President Trump announced a temporary tariff deal with China that will likely lead to more volatility in global logistics.