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25 forecasters
What will the atmospheric CO2 concentration be in 2100?
Current estimate
595 ppm
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Authors:
Opened:Oct 16, 2021
Closes:Jan 2, 2100
Scheduled resolution:Jan 2, 2100
Spot Scoring Time:Oct 18, 2021
What will the atmospheric CO2 concentration be in 2030?
437 ppm
(432 - 443)
437 ppm
(432 - 443)
85 forecasters
How much global warming by 2100?
3.16 °C
(2.28 - 4.26)
3.16 °C
(2.28 - 4.26)
583 forecasters
Will carbon dioxide emissions from fossil fuels and industry exceed 20 gigatons per year in 2100?
18% chance
11