---
title: "How bad will CO2 atmospheric concentration get before 2030?"
canonical_url: https://betcrypto.now/events/how-bad-will-co2-atmospheric-concentration-get-before-2030-before-2030
status: live
trading_closes_at: 2030-01-01T04:59:00+00:00
total_volume_usd: 14767.92
venues: ["Kalshi"]
categories: ["Tech & Science"]
prices_as_of: 2026-10-09T09:59:58+00:00
publisher: BetCrypto
data_api: https://betcrypto.now/api/v1/events/how-bad-will-co2-atmospheric-concentration-get-before-2030-before-2030
---

# How bad will CO2 atmospheric concentration get before 2030?

Live · $14,768 traded · listed on Kalshi

## Main market

| Outcome | Probability | Cheapest | Kalshi |
|---|---|---|---|
| At least 440 | 82% | 86¢ on Kalshi | 86¢ |
| At least 445 | 27% | 30¢ on Kalshi | 30¢ |
| At least 450 | 17% | 21¢ on Kalshi | 21¢ |
| At least 455 | 9% | 13¢ on Kalshi | 13¢ |
| At least 460 | 6% | 10¢ on Kalshi | 10¢ |

## Open on a venue

- [Kalshi](https://betcrypto.now/go/e/280?via=md)

---

Probability is the cross-venue consensus (book midpoints, 0–100%). Venue columns are what buying costs there (the ask). Prices move constantly; re-check at the canonical URL or https://betcrypto.now/api/v1/events/how-bad-will-co2-atmospheric-concentration-get-before-2030-before-2030.

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