Answer :

Final answer:

Volcanic action creates landforms and contributes to the Earth's atmosphere.


Explanation:

Volcanic action has several positive effects on Earth. Two of these are the creation of landforms and the contribution to the Earth's atmosphere.

  1. Creation of landforms: Volcanic eruptions result in the formation of various landforms such as mountains, volcanoes, and islands. These landforms provide habitats for diverse plant and animal species, promoting biodiversity.
  2. Contribution to the Earth's atmosphere: Volcanic eruptions release gases, such as carbon dioxide, water vapor, and sulfur dioxide. While excessive amounts of these gases can have negative effects, moderate amounts contribute to the Earth's atmosphere by replenishing essential gases and elements.

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