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CO2 level·closes in 40mo

How bad will CO2 atmospheric concentration get before 2030?

YES means At least 450

24h volume
0
4,321 lifetime
Open interest
1,381
+0 over 24h
Spread
8¢
505 × 500 at the touch
24h range
–
39 recent trades
Chance of YES
23%

A YES contract costs 21¢ and pays $1 if it happens.

NO
77%

costs 87¢

YES bid / ask
13¢ / 21¢
NO bid / ask
79¢ / 87¢
Recent buying55% YES · 45% NO
What Galdor thinks

An independent read of this market

1Reads the rules literallySettlement source, close time, and the edge cases that flip an outcome.
2Checks the tape and the webOrder book, flow, price history, then targeted searches with sources.
3Gives a straight answerA probability with a band, and one of four calls: YES, NO, wait, or stay out.

Generated by an AI analyst from live exchange data and public web sources. Research and analytics, not investment advice. Markets can move after this was written.

Price history

YES price per candle with the bid/ask band, volume underneath. Times in UTC.

24h7d30d90d
25¢50¢volSep 20, 5:58 AMSep 21, 4:20 AM

Order book

Resting orders, both sides shown as YES prices. Bars are size.

Yes ask (no bid)SizeYes
  • ask3,45699¢
  • ask5098¢
  • ask2486¢
  • ask2068¢
  • ask1466¢
  • ask76263¢
  • ask10055¢
  • ask50021¢
spread8¢mid 17¢
  • bid50513¢
  • bid506¢
Yes bid (no ask)SizeYes

How this market resolves

Verbatim from Kalshi. Read this before the price.

If the atmospheric concentration of CO2 is at least 450 before Jan 2030, then the market resolves to Yes.

Settlement sources
opened
Jul 2, 2025 · 2:00 PM UTC
closes
Jan 1, 2030 · 4:59 AM UTC · may close early
settles by
Jan 1, 2030 · 3:00 PM UTC
floor
450
ticker
KXCO2LEVEL-30-450
Trade it on kalshi.com

This event

Outcomes in this event settle independently.

This is the only market in its event.

Recent trades

Over the last 39 trades, 55% of contracts were bought on the YES side.

WhenYESContractsSide
3d ago23¢8.25bought yes
8d ago22¢1.77bought yes
8d ago21¢5bought yes
8d ago22¢75bought yes
8d ago21¢2bought yes
19d ago13¢2bought no
20d ago20¢14bought yes
20d ago19¢10bought yes
23d ago13¢45bought no
26d ago14¢22bought no
26d ago13¢3.11bought no
26d ago14¢6.8bought no
26d ago13¢57bought no
26d ago15¢5bought no
26d ago15¢10bought no

Prices are YES cost in cents and approximate the market’s implied probability. Data is read live from the Kalshi Trade API on every page load. galdor.xyz places no orders and holds no positions. Research and analytics, not investment advice.