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Before 2100, will there be a 5-year period with an average global temperature >3.6˚C warmer than the 1861-1880 baseline?

137 forecasters

20

Ragnarök Question Series: if a global climate disaster occurs by 2100, will the Earth's human population decline by 95% or more?

189 forecasters

7

Ragnarök Series

How much concern about climate change will exist in 2025, according to Google Trends?

4

What will the atmospheric CO2 concentration be in 2030?

18

What will the upper limit in the IPCC's ‘likely’ range of its climate sensitivity estimate be, in its 6th Assessment Report?

Resolved :44.43

13

What will the upper limit in the IPCC's ‘likely’ range of its climate sensitivity estimate be in its 7th Assessment Report?

12

What will the average global atmospheric CO₂ concentration be, over the 2020-2021 period?

Resolved :415414

14

Will our global atmospheric CO₂ concentration over the 2020 to 2023 period be on path to limit warming to 1.4°C by mid-century?

102 forecasters

7

Will the average global CO₂ atmospheric concentration be less than 423.89 PPM over the 2024 to 2027 period (inclusive)?

9

Will global carbon emissions in 2020 be higher than they were in 2019?

143 forecasters

15

Future Perfect 2020 Series