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News: India has successfully achieved the complete phase out of Hydrochlorofluorocarbon (HCFC)-141 b
Facts:
About Hydrochlorofluorocarbon (HCFC)-141 b
- It is a chemical used by foam manufacturing enterprises.
Environmental Benefits of phase out:
- Will assist the healing of the stratospheric ozone layer,
- Will help towards the climate change mitigation
Additional Information
Ozone Layer:
- Ozone layer, also called ozonosphere is a layer in the stratosphere lying between roughly 15 and 35 km above the Earth’s surface, containing relatively high concentrations of ozone molecules (O3).
Montreal Protocol
- It was signed in 1987. It is signed by 197 countries – the first treaty in the history of the United Nations to achieve universal ratification
- Aim: To protect the Ozone layer by reducing the production of substances that are supposed to be responsible for the Ozone layer depletion.
- It phases down the consumption and production of the different ozone depleting substances in a step-wise manner, with different timetables for developed and developing countries
- Kigali Agreement: Signed in 2016, it is legally binding. It seeks to phase out the production of hydrofluorocarbons (HFCs) that are potent greenhouse gases by the late 2040s.
