Which Is Responsible For Turning Yellow Taj Mahal?

Which of the following reactions is taking place resulting in discolouration of marble of the buildings like Taj Mahal?

Acid rain damages the buildings and statues as they dissolve and corrodes the heavy metals.

This happens when sulphuric acid nitric acids in the polluted air react with calcite in marble, the calcite dissolves..

Which gas is responsible for turning Taj Mahal yellow?

These pollutants – sulphur dioxide, nitrogen dioxide and mainly carbon-based particulates – have steadily weathered and eroded the Taj’s brilliant white facade, giving it a yellow sheen.

What is the chemical responsible for discoloration of Taj Mahal?

They found high concentrations of light absorbing particles including black carbon (BC), light absorbing organic carbon (brown carbon, BrC), and dust to be responsible for the surface discoloration of the Taj Mahal.

Why is Taj Mahal losing its beauty?

There are various factors that have led to the discoloration of the Taj Mahal. Firstly, the polluting industries and the vehicular emissions in the Taj Trapezium Zone (TTZ) area are a major source of pollution. The second reason is that the Yamuna river, which flows behind the Taj, has become highly polluted.

How is acid rain causing harm to Taj Mahal?

Acid rain corrodes the marble (calcium carbonate) of Taj Mahal. It causes damage to this wonderful structure, causing yellowing of marble.

How is Taj Mahal Beauty in danger?

The monument is now threatened by encroachment, deforestation, solid waste dumps, garbage, falling water levels of Yamuna, Acid rain and pollution. The Taj, which was once milky white is now turning yellowish and its exquisite stone carvings have developed green and brown patches.

What is causing damage to the Taj Mahal?

Damage to Taj Mahal (made up of marble) is caused by acid rain. Acid rain is rainfall and other forms of precipitation with a pH of less than 5. It consists of acids such as sulphuric acid and nitric acid. It corrodes metals, marbles, slate, stone etc. This phenomenon is called stone leprosy.

What steps are taken by the government to save Taj Mahal from pollution?

The plan includes closing down more industries near the Taj, cleaning up and preventing pollution discharge into the Yamuna, establishing a green mass transit system in Agra, improving the area’s sewage treatment plants and establishing a rubber dam to maintain the flow of water in the river, which can help in …

Why is Taj Mahal yellow in acid rain?

The acids in the acid rain react with calcium carbonate of marble and degrade it. The phenomenon is called ‘Marble cancer’. The soot particles from the mathura oil refinery damage the colour of the monument, turning it into yellow.

Which gas is dangerous for Taj Mahal?

These pollutants – sulphur dioxide, Nox gases, and mainly carbon-based particulates – have steadily weathered and eroded the Taj’s brilliant white façade, giving it a yellow sheen.

How does sulfur dioxide affect the Taj Mahal?

A major consequence of increased sulfur dioxide in the atmosphere is acid rain — where sulfur dioxide mixes with rainwater to create sulfuric acid rain. … In fact, India’s most famous monument — the Taj Mahal — is eroding, yellowing and coated in soot due to industrialization in Agra and subsequent acid rain.

What are the effects of pollution on the Taj Mahal?

It is the acid rain that is most dangerous for the monument. Indeed, the inadvertent emission of sulfuric oxide, due to road traffic, causes acid rain. This rain colors the Taj Mahal yellow, tarnishing it, and, worse, it erodes it, attacking what is most fragile at first: the sculptures and incrustations of stone.

Is Sulphur dioxide responsible for turning Taj Mahal yellow?

Sulphur dioxide is responsible for turning Taj Mahal yellow. It also gets dull due to mineral impurities present in the marble get oxidised and create brown stains. … It happens due to a large number of power plants and industries structured around Taj Mahal.

Does Taj Mahal change color?

The court said the famous tomb, built in the 17th Century from white marble and other materials, had turned yellow and was now turning brown and green. Pollution, construction and insect dung are said to be among the causes.

What is the cause of yellowing of Taj Mahal?

Tiny insects from the drying Yamuna River into which the city pours its sewage crawl into the Taj Mahal, their excrement further staining the marble, an environmental lawyer told India’s Supreme Court. …

How do we stop acid rain?

A great way to reduce acid rain is to produce energy without using fossil fuels. Instead, people can use renewable energy sources, such as solar and wind power. Renewable energy sources help reduce acid rain because they produce much less pollution.