Due to global warming, the temperature of the earth has increased by ________

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RRB JE CE 22 Apr 2025 Shift 1 CBT 2 Official Paper
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  1. 0.8°C
  2. 0.7°C
  3. 0.6°C 
  4. 0.5°C

Answer (Detailed Solution Below)

Option 3 : 0.6°C 
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The correct answer is 0.6ºC.

Key Points

  • The term global warming refers to the long-term rise in the average temperature of the Earth's climate system.
  • Climate change due to global warming has resulted in various adverse effects such as rising sea levels, more extreme weather events, and disruptions to ecosystems.
  • Scientific data shows that the Earth's average temperature has increased by approximately 0.6ºC over the last century.
  • This temperature increase is largely attributed to human activities, especially the emission of greenhouse gases like carbon dioxide (CO2) and methane (CH4).
  • The Intergovernmental Panel on Climate Change (IPCC) regularly publishes reports that provide comprehensive assessments of climate change and its impacts.
  • Efforts to mitigate global warming include international agreements such as the Paris Agreement, aimed at reducing greenhouse gas emissions.

 Additional Information

  • 0.8ºC
    • 0.8ºC is an incorrect option, but it is close to the actual measured increase.
    • It indicates the ongoing trend of global temperature rise.
  • 0.7ºC
    • 0.7ºC is also an incorrect option, but it reflects the approximation of temperature increase reported in some studies.
    • It shows the variability in reported data over different periods.
  • 0.5ºC
    • 0.5ºC is incorrect, but it represents the lower end of the estimated range of temperature increase.
    • It signifies the gradual and progressive nature of global warming.
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