KalshiCheck availabilityKYC requiredVerified resolution dataWell calibratedSelected book midpoint
At least 440 · —
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Stored price
At least 445 29.5%Market line of 5 lines
At least 445 29.5%Market quality
28 / 100
Low quality24h Volume
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Open interest
$5.2K
Medium open interestBid / Ask
— / —
At least 440Spread
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Market data
Updated 45 minutes ago
LaggingJul 2, 25, 2:00 PM UTCJan 1, 30, 4:59 AM UTC
Chart and changes show stored historical probabilities, not the selected live book.
Trends
Selected row: book midpoint. Other rows: stored references, possibly normalized; 24h changes use stored history.
Venue terms
Source: Kalshi
Informational venue terms only; CoinRithm paper trading uses its own rules.
- Early close:
- Yes
- Settlement timer:
- 30m (informational)
Market depth · At least 440
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
Will atmospheric CO₂ concentration exceed 450 ppm in 2030?
Manifold MarketsWill the yearly average NO2 concentration in the streets of Berlin be below 30 µg/m³ at the beginning of 2030?
Manifold MarketsWill atmospheric CO₂ concentration exceed 600 ppm in 2100?
Manifold MarketsWill atmospheric CO₂ concentration exceed 500 ppm in 2050?
Manifold MarketsWill Atmospheric Carbon Dioxide be greater than 428ppm in 2026?
ForecastExWill Atmospheric Carbon Dioxide be greater than 429ppm in 2026?
ForecastExRules
If the atmospheric concentration of CO2 is at least 445 before Jan 2030, then the market resolves to Yes.
Settles via:the National Aeronautics and Space Administrationwith data provided by NOAA Global Monitoring Laboratory
Rules for each outcome
- At least 440
- If the atmospheric concentration of CO2 is at least 440 before Jan 2030, then the market resolves to Yes.
- At least 445
- If the atmospheric concentration of CO2 is at least 445 before Jan 2030, then the market resolves to Yes.
- At least 450
- If the atmospheric concentration of CO2 is at least 450 before Jan 2030, then the market resolves to Yes.
- At least 460
- If the atmospheric concentration of CO2 is at least 460 before Jan 2030, then the market resolves to Yes.
- At least 455
- If the atmospheric concentration of CO2 is at least 455 before Jan 2030, then the market resolves to Yes.
