What are the causes and effect of volcanoes?

They can cause rain, thunder and lightning. Volcanoes can also have long-term effects on the climate, making the world cooler. Fast-moving lava can kill people and falling ash can make it hard for them to breathe. They can also die from famine, fires and earthquakes which can be related to volcanoes.

What are the effects of volcanic eruptions on the environment?

Further effects are the deterioration of water quality, fewer periods of rain, crop damages, and the destruction of vegetation. During volcanic eruptions and their immediate aftermath, increased respiratory system morbidity has been observed as well as mortality among those affected by volcanic eruptions.

What causes volcanic eruption short answer?

Volcanoes erupt when molten rock called magma rises to the surface. Magma is formed when the earth’s mantle melts. As the magma rises, bubbles of gas form inside it. Runny magma erupts through openings or vents in the earth’s crust before flowing onto its surface as lava.

What happens after volcanic eruption?

After an eruption, roofs on buildings may collapse and kill people if enough volcanic ash particles land on them. People can develop breathing problems, throat irritation and other respiratory issues when ash falls after a volcanic eruption.

What is volcanic eruption in simple words?

Definition: A volcanic eruption occurs when magma is released from a volcano. Volcanic eruptions can be quite calm and effusive, or they can be explosive. Effusive eruptions produce lava flows, while explosive eruptions produce ash and pyroclastic density currents.

What volcano is most likely to erupt?

Part of the famed Pacific Ring of Fire , Mount St Helens has been named the most likely of the contiguous US volcanoes to erupt.

What are the warning signs of volcanic eruptions?

Warning signs of volcanic eruptions are those signs that one will usually notice when a volcanic eruption is about to occur. The other sings that could be noted include; small earthquake beneath the volcano, swelling of the volcano, increased emission of heat and gas, etc.

What was the most destructive volcano ever?

The 1980 eruption of Mount St. Helens in Washington State, USA, was the most destructive volcanic eruption ever recorded in the United States.

What are the negative effects of volcanoes?

Negative Effects Of Volcanoes: When a volcano erupts, there will be a high chance of ash spreading around the volcano for certain kilometers. That ash can cause breathing problems to people living near the volcano. When Lava comes out from the volcano, that will flow down the stream and burn living and non-living things those come in the way.

What are the causes and effect of volcanoes? They can cause rain, thunder and lightning. Volcanoes can also have long-term effects on the climate, making the world cooler. Fast-moving lava can kill people and falling ash can make it hard for them to breathe. They can also die from famine, fires and earthquakes which can…