Question

In 2018 researchers found that many of the red spruce forests had started to recover from the damage caused by acid deposition. Based on this research, a group of scientists hypothesized that coal-fired power plants were a likely source of the pollutants that lead to acid deposition in the red spruce forests.

Answer 1

Coal-fired power plants are indeed one of the sources of pollutants that cause acid deposition in red fir forests. In addition, there are several other sources of pollutants such as metal smelting and petroleum burning.

Step-by-step explanation:

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