Acid Rain & Ocean Acification

Front

What is the current pH of Earth's oceans?

Back

Greater than 7.

Front

What is the pH of all precipitation on Earth?

Back

Less than 7.

Front

What are the concerns with acid rain?

Back

Decrease in lake and river pH, respiratory problems in humans, corrosion of buildings and metal structures.

Front

How does the pH of acid rain compare to unpolluted precipitation?

Back

Lower.

Front

What pH value indicates an acid?

Back

Lower than 7.

Front

What is acid rain?

Back

Precipitation that has a lower pH than normal due to pollutants.

Front

What causes ocean acidification?

Back

Increased CO2 levels in the atmosphere leading to more carbonic acid in oceans.

Front

What is the impact of acid rain on aquatic life?

Back

It can harm fish and other aquatic organisms by lowering pH levels.

Front

What is the chemical formula for carbonic acid?

Back

H2CO3.

Front

What are the main sources of acid rain?

Back

Burning fossil fuels, industrial emissions, and vehicle exhaust.