Respuesta :

merinagautam01

Answer:

harmful effects

1. that will cause air pollution

2. that will destroy our earth

Answer:

useful effects of volcano are :-

  1. it makes soil fertile
  2. it provides valuable nutrients for the soil

harmful effects of volcano are:-

  1. it makes air polluted
  2. it destroy the environment .

hope it is helpful to you ☺️

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