Air pollution: GK, Current Affairs, Questions, Trivia and News

Black Carbon & Glaciers

A recent study found that the concentration of black carbon in the Gangotri Glacier increased by 400 times in summer and had triggered the glacial melt. Sources of Black Carbon Black carbon is a fine particulate matter which is less than 2.5 micrometres in dimension. It is made up of carbon and arises from incomplete ..

2019 World Air Quality Report

The 2019 report from Greenpeace and pollution tracker IQAir said that two thirds of the most polluted cities in the world are in India. Is PM2.5, covered in the report, the smallest of polluting particulates? PM2.5 are particulates that have a size of 2.5 micrometres or less. These are also known as fine particulate matter. ..

Taj Mahal makeover

The Taj Mahal was cleaned up using various remedies ahead of the US President Donald Trump’s visit. The historical monument has been degrading due to the effects of pollution. What is ‘Fuller’s Clay’ that was used on the Taj Mahal? Fuller’s Clay is commonly called ‘Multani Mitti’. It is an absorbent clay material mainly composed ..

NTPC raises Japanese yen loan worth $750 million to reduce air pollution

Indian Maharatna Public sector enterprise NTPC Ltd has recently raised $750 million syndicated Japanese yen loan, which will help to reduce air pollution from its power projects across India. This is the highest single-foreign currency loan raised by the enterprise and also the largest syndicated Japanese yen loan raised by an Asian firm. The yen-denominated ..

Debayan Saha invents PM 2.5 device to curb air pollution

Debayan Saha, a mechanical engineering graduate from IIT Kharagpur, has invented a device called “PM 2.5” which he claimed when fitted near the silencer pipe in vehicles will curb air pollution. The technology developed by him uses a combination of electric energy and wave energy to influence the pollutants like PM 2.5 such that they ..

Innovation for Clean Air (IfCA) launched by India & UK

India and the United Kingdom (UK) have launched a two-year joint initiative – Innovating for Clean Air (IfCA) in Bengaluru. The aim of the initiative is to provide a unique measurement system for air quality by integrating satellite and sensor data and extending support to India’s transition to electric vehicles. The UK-India joint initiative is ..

Innovating for Clean Air

The initiative, Innovating for Clean Air a two-year India-UK joint initiative in Bengaluru aimed at providing a unique air quality measurement system. Monitoring Air Quality The initiative provides for a unique air quality measurement system integrating satellite and sensor data and supports India’s transition to Electric Vehicles (EVs). The initiative will identify innovations having potential to ..

Scientists of China & United States develop a statistical model that predict pollution levels using oceans’ memory

Researchers from China and the U.S. have developed a novel computer model that can help accurately predict air pollution levels in the region a season in advance. The statistical model uses certain climatic patterns related to the oceans which have a regulatory effect on the wintertime air pollution over northern India. The new model could ..