Is global warming speeding up? Scientists call 2025's heat is a 'warning shot' : NPR

Is global warming speeding up? Scientists call 2025's heat is a 'warning shot' : NPR

NPR nation

Key Points:

  • Earth's average temperature in 2025 ranked among the three hottest on record, with the past three years showing signs of accelerated warming, according to multiple international climate monitoring teams.
  • The global average temperature in 2025 was 59.14°F, about 2.59°F warmer than pre-industrial levels, nearing the internationally agreed limit of 2.7°F warming set in the 2015 Paris Agreement, which is likely to be exceeded by the end of the decade.
  • Scientists attribute recent temperature spikes primarily to human-caused greenhouse gas emissions, with additional influence from reduced cooling soot pollution, peak solar activity, and possibly volcanic activity.
  • The last 11 years have been the hottest on record, with recent years deviating from