What is the effect of air pollution on monuments?
The potential for damage to historical monuments has already been realized. Some damage, such as from wind or rain, is unavoidable. However, pollution contributes additional risk factors that can increase the level of destruction. The effects may be minor, such as a blackening of the surface of monuments due to dust.
What is the effect of air pollution on Taj Mahal?
Lucknow, Nov 04: The Taj Mahal, one of the new Seven Wonders of the World, is falling victim to chronic pollution, and is gradually turning yellow because of air pollution caused by petrol fumes and illegal building works.
How is Lotus Temple affected by pollution?
Toxicity in air is damaging the heritage monuments such as Red Fort, Lotus Temple and Qutub Minar. This pristine white structure, made of porous Pentelikon marble, is turning grey and has started corroding because of heavy vehicular pollution in South Delhi, the area where the temple is located.
What is the effect of acid rain on monuments?
Acid rain can damage buildings, historic monuments, and statues, especially those made of rocks, such as limestone and marble, that contain large amounts of calcium carbonate. Acids in the rain react with the calcium compounds in the stones to create gypsum, which then flakes off.
How is Taj Mahal affected by acid rain?
Effects of acid rain on Taj Mahal When the acid rain attacks or falls on the Taj Mahal the monument gets corroded. Taj Mahal is completely made of marble, acid rains reacts with marble to form a powder-like substance which is then washed away by the rain. This phenomenon is called marble cancer.
How is acid rain harmful to humans?
While acid rain cannot harm humans directly, the sulfur dioxide that creates it can cause health problems. Specifically, sulfur dioxide particles in the air can encourage chronic lung problems, like asthma and bronchitis. Acid rain falling directly on trees and crops can harm them.
What causes acid rain in Agra?
Taj Mahal is situated in Agra. The air in this place contains serious levels of sulphur and nitrogen oxides. This is due to the large number of power plants and industries set up around this area. All these led to acid rain.
What are 3 causes of acid rain?
Power plants release the majority of sulfur dioxide and much of the nitrogen oxides when they burn fossil fuels, such as coal, to produce electricity. In addition, the exhaust from cars, trucks, and buses releases nitrogen oxides and sulfur dioxide into the air. These pollutants cause acid rain.
What pH is acid rain?
4.0