Question

Valcanos can have effect on the

Answer 1

Volcanoes can have long-term effects on the climate, making the world cooler.

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Answer 2

When volcanoes erupt, they emit a mixture of gases and particles into the air. Some of them, such as ash and sulphur dioxide, have a cooling effect, because they (or the substances they cause) reflect sunlight away from the earth. Others, such as CO2, cause warming by adding to the the greenhouse effect.