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The Independent UK
The Independent UK
National
Vishwam Sankaran

Revealed: The AI chatbot requests that cause the most carbon emissions

  • A new study reveals that every query to large language models like ChatGPT consumes energy and generates carbon emissions.
  • Complex reasoning questions, such as those in abstract algebra or philosophy, lead to significantly higher carbon emissions, up to six times more than simpler queries.
  • Models designed for explicit reasoning processes produce substantially more carbon dioxide, with some generating up to 50 times more emissions than concise response models.
  • The study highlights an "accuracy-sustainability trade-off," where highly accurate AI models often result in greater energy consumption and carbon footprint.
  • Researchers recommend that users reduce emissions by prompting AI for concise answers and reserving high-capacity models for tasks that genuinely require their advanced capabilities.

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