TNPSC Thervupettagam

Top 10 contributors to warming

April 4 , 2023 471 days 450 0
  • India is ranked fifth among the top 10 contributors to global warming.
  • US is the largest contributor through their emissions of key greenhouse gases since 1850.
  • USA is followed by China, Russia, Brazil and India.
  • Indonesia, Germany, the UK, Japan, Canada stands next 5 places.
  • India is responsible for 0.08 degrees Celsius of warming from the 1850s through 2021.
  • The global warming resulting from the emissions of all three Green House Gases (GHG): carbon dioxide (CO2), methane (CH4), and nitrous oxide (N2O).
  • Of the three gases, global emissions of CO2 have contributed the most to warming.
  • Up to 2021, warming through global CO2 emission was 1.11°C, through CH4 emission it was 0.41°C and through N2O emission 0.08°C.
  • The combined contributions to warming from Brazil, South Africa, India and China rose from 17% in 1992 to 23% in 2021.

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