Temperature
Physical quantity of hot and cold
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| 2024 |
Global surface temperature
Recorded as the hottest year on record with a global surface temperature anomaly of 1.29°C above baseline
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| 2023 |
Global surface temperature
Record-breaking temperatures observed, with human activities contributing an estimated 1.31°C to warming compared to the 1850-1900 baseline, slightly below the actual observed warming record of 1.43°C.
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| 2023 |
Global surface temperature
Second hottest year on record with a global surface temperature anomaly of 1.17°C above baseline
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| 2022 |
Global surface temperature
Fifth hottest year with a global surface temperature anomaly of 0.86°C above baseline
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| 2021 |
Global surface temperature
Sixth hottest year with a global surface temperature anomaly of 0.84°C above baseline
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| 2021 |
Global surface temperature
World Meteorological Organisation issued a decadal forecast with a 40% probability of having a year above 1.5°C global temperature increase during the 2021-2025 period.
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| 2020 |
Global surface temperature
Third hottest year with a global surface temperature anomaly of 0.98°C above baseline
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| 2020 |
Global surface temperature
End of the most recent decade, which was confirmed as the warmest on record, continuing the trend of progressively warmer decades since 1850.
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| 2020 |
Global surface temperature
Land temperatures have warmed by 1.59 °C (range: 1.34 to 1.83 °C), significantly faster than sea surface temperatures which warmed by 0.88 °C (range: 0.68 to 1.01 °C) since the 1850-1900 baseline.
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| 2020 |
Global surface temperature
World Meteorological Organization reported 2020 as one of the two warmest years since 1850.
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| 2019 |
Global surface temperature
University of Alabama in Huntsville (UAH) calculated a global average temperature trend of 0.130 degrees Celsius per decade in the lower troposphere between 1978 and this year.
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| 2019 |
Global surface temperature
Fourth hottest year with a global surface temperature anomaly of 0.95°C above baseline
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| 2018 |
Global surface temperature
Seventh hottest year with a global surface temperature anomaly of 0.82°C above baseline
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| 2016 |
Global surface temperature
World Meteorological Organization reported 2016 as one of the two warmest years since 1850.
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| 2015 |
Global surface temperature
Began a period where each subsequent year (2015-2021) was warmer than any pre-2014 year.
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| 2014 |
Global surface temperature
Start of a notable El Niño event (2014-2016) contributing to climate variability.
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| 2014 |
Global surface temperature
Beginning of the decade 2014-2023, during which average global warming reached approximately 1.19°C above pre-industrial levels, with nearly all warming attributed to human activities.
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| 2011 |
Global surface temperature
Global average surface temperature has warmed by 1.09 °C (ranging from 0.95 to 1.20 °C) since the 1850-1900 baseline period.
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| 2011 |
Global surface temperature
Beginning of the most recent decade (2011-2020), which was found to be warmer than any multi-centennial period in the past 11,700 years.
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| January 2011 |
Global surface temperature
Remote Sensing Systems (RSS) reported a tropospheric temperature trend of 0.148 degrees Celsius per decade up to this date.
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This contents of the box above is based on material from the Wikipedia articles Temperature-responsive polymer & Global surface temperature, which are released under the Creative Commons Attribution-ShareAlike 4.0 International License.