acid rain

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Precipitation laced with pollution, produced predominantly by power plants that burn coal of variable purity, generating SO2 and NO2, lowering the pH of precipitation

acid rain

any rain that contains pollutants such as dissolved sulphur compounds, and as a result adversely affects plant and animal life on precipitation. The pollutants are released into the atmosphere by the burning of fossil fuels such as coal or oil.
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Acid rain will also change the level of nutrients in the soil, as acidic water can dissolve or react with the minerals/nutrients.
Acid rain can have adverse impacts of plant tissues.
The impact of acid rain is not as significant in seawater than in freshwater.