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Potential temperature trends

[ click on images to enlarge ] The above image shows potential temperature trends. Four of the trends are global ones and one trend is based on Arctic (64°North-90°North) data: The red line is a polynomial trend based on 15 years of Arctic data (2009-2023). The green line is a linear trend based on 1880-2023…

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Potential temperature trends

[ click on images to enlarge ] The above image shows potential temperature trends. Four of the trends are global ones and one trend is based on Arctic (64°North-90°North) data: The red line is a polynomial trend based on 15 years of Arctic data (2009-2023). The green line is a linear trend based on 1880-2023…

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September 2023, highest anomaly on record?

The above image shows the temperature in 2023 as a bold black line, up to September 22, 2023, with the temperature reaching an anomaly of 1.12°C above the 1979-2000 mean for that day. The above image shows the temperature anomaly from the 1979-2000 mean. In blue are the years 1979-2022 and in black is the year…