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PLANETARY EMERGENCY SIGNS
All record high, increasing at record rates (May 2023).
IPCC AR6 call Immediate Global Emissions Decline
Main Indicators
Indicator Metrics with Sources : May 2023
Earth Energy Imbalance 2023 X2 past decade
CO2 emissions from Fossil fuels
2022 36.8 Billion tonnes (IEA)
Record high Rapid increase from 1960
Greenhouse gas emissions (CO2 equivalent)
2021 54.59 Billion Tonnes
Record high Rapid increase from 1960
Atmospheric Greenhouse Gas Concentrations.
All record high Accelerating increase of all from 2000
CO2 420 ppm Scripps Record high Accelerating rate of increase
NOAA Trends atmospheric CO2, methane, nitrous oxide. All record high increasing at record rates
Methane 1,920 ppb Accelerating rate of increase since 2006 Explosive from 2019 Wetland Feedback
Nitrous oxide 336 ppb Accelerating rate of increase
Atmospheric CO2-eq. (all GHGs) NOAA AGGI 2022 CO2 523 ppm
Global TEMPERATURE increase Record decadal (Hadcrut)
NASA GISS Annual average 2022: 1.12°C Increasing trend from 1980
2022 global average 1.16°C Northern hemisphere (2022) 1.49°C. Northern hemisphere heating much faster than global
Global warming Index 1.27°C April 2023 (warming by emissions only, from Oxford Univ)
OCEANS Ocean heat Record high Accelerating increase Rapidly increasing trend from 1960
Global sea level Record high of 98.5 mm above 1993 levels NASA Vital Signs
Sea surface temperature (Climate reanalyzer) Record high 2023
Ocean acidification (NOAA) Record high Accelerating increase
Ocean deoxygenation Record high (IPCC) Accelerating trend from 1980
Arctic Ocean sea ice (NASA Vital Signs)
Ice Sheets Greenand, Antarctic Rapid decline in mass NASA Vital Signs