Question

In high-elevation forests in Pennsylvania, ecologists have
noticed a serious decline in certain tree species. Some scientists
propose that increased soil acidity might be the cause. What's this
phenomenon?

Answer 1

Answer:

Explanation:

Acid rain , which is caused by SO 2 from combination mixed with atmosphere water vapor

Answer 2

The phenomenon that causes the soil acidity to increase could be the leaching of soil nutrients or acid rain.

What is acid rain?

The term, acid rain has to do with the fact that certain gases are able to combine with water in the atmosphere to form acids thereby reducing the pH of precipitation.

Hence, the phenomenon that causes the soil acidity to increase could be the leaching of soil nutrients or acid rain.

Learn more about acid rain: https://brainly.com/question/11543614

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