The international annual review of the world’s climate, led by scientists from NOAA’s National Centers for Environmental Information (NCEI) and published by the Bulletin of the American Meteorological Societyoffsite link (AMS), is based on contributions from more than 570 scientists in over 60 countries. It provides the most comprehensive update on Earth’s climate indicators, notable weather events and other data collected by environmental monitoring stations and instruments located on land, water, ice and in space.

  • Earth’s greenhouse gas concentrations were the highest on record.
  • Warming trends continued across the globe.
  • Ocean heat and global sea level were the highest on record.
  • Heatwaves shattered temperature records across the planet.
  • The Arctic was warm and wet.

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