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Measuring Air Pollution

On the basis of how the air pollution impacts human health, certain standards for Air pollution have been set. Such standards are often set only for the Ambient air, i.e. the air surrounding us in the outdoors. WHO establishes Global Air Quality Guidelines (AQG) based on scientific evidence of health risks. It sets limits for…

Particulate Matter Upsc Notes
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Particulate matter UPSC Notes

Particulate matter is the minute solid particles or liquid droplets in the air such as dust, mist, fumes, smoke and smog. Present in vehicle emissions, smoke particles from fires, dust, and ash from industries. These Particles can be classified into two categories: Viable: For example, minute living organisms’ bacteria, fungi, moulds, algae etc. Humans are…

Carbon Pricing And Green Financing
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Carbon Pricing and Green Financing

Carbon pricing is an instrument that captures the external costs of greenhouse gas (GHG) emissions. This is levied on the Carbon emitters and is used as a relief against the loss that occurred due to Climate Change. It is based on the Polluter Pays principle. The problem of accounting for loss due to Climate Change:…

Pollution- Upsc Notes
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Pollution- UPSC Notes

Pollution is defined as the accumulation of substances or forms of energy in an environment in quantities or at flow rates, which exceed an ecosystem’s capacity to either neutralise or disperse them to harmless levels. (RF Dasmann – 1975). What do the terms used in this definition mean? Pollution can happen through various mediums, such…

Global Warming- Upsc Notes
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Global Warming- UPSC Notes

Global warming refers to the rise in global temperatures since the 1880s (i.e. the preindustrial levels) that has led to changes in the weather patterns around the globe. In the history of its evolution over a period of 4.5 billion years, the Earth has witnessed several events of climate change, many of which have led…