OVER / UNDER
KXCO2LEVEL-30 ★ KALSHI ★ MULTI ★ KXCO2LEVEL-30 ★ KALSHI ★ MULTI ★ KXCO2LEVEL-30 ★ KALSHI ★ MULTI ★ KXCO2LEVEL-30 ★ KALSHI ★ MULTI ★ KXCO2LEVEL-30 ★ KALSHI ★ MULTI ★ KXCO2LEVEL-30 ★ KALSHI ★ MULTI ★

How bad will CO2 atmospheric concentration get before 2030?

Price history — At least 440

Last 7 days of market YES price (blue) with the fair-price range (orange).

79¢0¢25¢50¢75¢100¢Tue 5/19Wed 5/20Thu 5/21Fri 5/22Sat 5/23Sun 5/24TODAY
market YES fair range
Market price
At least 440★ BEST79¢
At least 44532¢
At least 45018¢
At least 4557¢
At least 4603¢
Kalshi • Volume: 10K contracts • Updated 3h agoCloses: 2030-01-01
Kalshi · World
OU's Pick
YES · At least 440
at 79¢
Price gap
Kalshi79¢
OU's fair99¢
+20¢ underpriced · pays 1.3×
Confidence
Moderate

NASA reports atmospheric carbon dioxide levels reached 430 parts per million in June 2025 and continue to rise annually by nearly four parts per million.

Wide edge+20¢
Not financial advice. For informational purposes only. Prediction markets involve risk of loss. AI may contain errors.