Reports are emerging of black rain falling over parts of Iran in the hours after U.S.-Israeli airstrikes on oil depots on the weekend, with some outlets describing it as “acid rain.” ...

Iran, Israel-US war: The Embassy of the Islamic Republic of Iran in India warned of severe health-related issues due to “acid rain” in Tehran.

Thick black smoke billowed into the sky, making day seem more like night.

Decades ago, acid rain was one of the world's most alarming environmental crises. Pollution from coal power plants and cars made rainfall so toxic that it killed fish, wiped out forests, and even ...