What is a common outcome of acid precipitation?

Acid precipitation, commonly referred to as acid rain, occurs when pollutants like sulfur dioxide and nitrogen oxides are released into the atmosphere and combine with water vapor, forming sulfuric and nitric acids. These acidic compounds can then fall to the ground as precipitation, significantly lowering the pH of water bodies and soils.

One of the most concerning outcomes of acid precipitation is its impact on aquatic ecosystems. When the acidity of lakes, rivers, and streams increases, it can harm aquatic life, including fish and invertebrates. Many aquatic organisms are sensitive to changes in pH. For instance, fish eggs may not hatch properly in more acidic conditions, and adult fish can experience stress, decreased reproductive success, or even mortality in severely acidic environments. Additionally, acid rain can leach toxic metals like aluminum from soil into waterways, further compromising the health of aquatic ecosystems.

This detrimental effect on aquatic life and the overall health of ecosystems in water bodies underscores why acid precipitation is particularly harmful and has been a major focus in discussions about environmental protection and pollution control.