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06/03/2021

What was the biggest eruption in history?

What was the biggest eruption in history?

Tambora

What was the most deadliest volcano ever?

What’s the most dangerous volcano on Earth?

Mount Merapi, Indonesia The majestic Mount Merapi, whose name means “Mountain of Fire”, can be found in the centre of the Indonesian island of Java. Standing at 9,551 feet (2,911m) tall, it holds the somewhat terrifying accolade of being the most active volcano out of around 130 in the country.

What is the loudest sound ever recorded on Earth?

The loudest sound ever created by humans, not by natural causes, was said to be the atomic bomb blasts over Nagasaki and Hiroshima. Those clocked in at around 250 decibels. NASA’s highest recorded decibel reading was 204 and that was the first stage of the Saturn V rocket. 310 decibels is loud enough to kill you.

Did Krakatoa cool the Earth?

WHEN the Indonesian volcano Krakatoa erupted in 1883, sending 25 cubic kilometres of rock and ash into the air, it did more than generate the loudest sound ever recorded. It also cooled the world’s oceans and suppressed rises in sea level for decades afterwards.

Is volcanic ash an aerosol?

Volcanic ash DE. Volcanic eruptions are a natural source of aerosol particles. Depending on the strength of an eruption (see VEI-Index) ash particles are even transported into higher stratospheric regions.

Does volcanic ash absorb solar radiation?

Major eruptions alter the Earth’s radiative balance because volcanic aerosol clouds absorb terrestrial radiation, and scatter a significant amount of the incoming solar radiation, an effect known as “radiative forcing” that can last from two to three years following a volcanic eruption.

Does volcanic ash affect solar radiation?

A new study shows that atmospheric ash reflects solar radiation months after volcanic eruptions. Volcanic eruptions are known to cause changes in atmospheric temperature. Those tiny sulfate particles reflect solar radiation back into space, preventing the radiation from heating Earth’s atmosphere below.

How much does volcanoes contribute to global warming?

According to the U.S. Geological Survey (USGS), the world’s volcanoes, both on land and undersea, generate about 200 million tons of carbon dioxide (CO2) annually, while our automotive and industrial activities cause some 24 billion tons of CO2 emissions every year worldwide.

Are volcanoes becoming more active?

The Global Volcanism Program does not see any evidence that volcanic activity is actually increasing. The apparent increase in activity reflects increases in populations living near volcanoes to observe eruptions and improvements in communication technologies to report those eruptions.

Why are volcanic ash clouds so important to life on Earth?

Volcanic ash and gases can sometimes reach the stratosphere, the upper layer in Earth’s atmosphere. This volcanic debris can reflect incoming solar radiation and absorb outgoing land radiation, leading to a cooling of the Earth’s temperature.

What does volcanic ash do to your lungs?

In some eruptions, ash particles can be so fine that they are breathed deep into the lungs. With high exposure, even healthy individuals will experience chest discomfort with increased coughing and irritation. Common short-term symptoms include: Nasal irritation and discharge (runny nose).