chuva ácida
1. Precipitation that contains high levels of sulfuric or nitric acid, typically formed when sulfur dioxide and nitrogen oxides from fossil fuel combustion react with water vapor in the atmosphere
Acid rain has damaged forests and corroded buildings across Eastern Europe.
A chuva ácida danificou florestas e corroeu edifícios em toda a Europa Oriental.
2. Rain, snow, or fog with a pH level lower than 5.6, considered harmful to the environment and human health
The factory emissions contributed significantly to the formation of acid rain in the region.
As emissões da fábrica contribuíram significativamente para a formação de chuva ácida na região.
Acid rain became a major environmental concern in the 1970s-1980s in industrialized nations. In Brazil, the term is primarily used in scientific, educational, and environmental advocacy contexts. The issue gained prominence during discussions about industrial regulation and environmental protection policies in both countries.
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