Climate Variables

• Atmospheric Carbon Dioxide:
  
• Global Mean Temperature:
  
  • The NASA earth observatory gives an authoritative overview of global surfaces temperatures and the modern changes.
  • 
    Global monthly temperature between 1851 and 2020 compared to average for 1850-1900. This uses the latest version of HadCRUT5 showing many recent months more than 1.5°C above pre-industrial values. Created by Neil Kaye.
• Atmospheric Methan:
  See Global CH₄ Monthly Means provided by NOAA.