What are the current odds for Will daily atmospheric CO2 be above 418.25 ppm on March 23, 2021??

Polymarket prices Yes at 100% as of April 25, 2026.

Will daily atmospheric CO2 be above 418.25 ppm on March 23, 2021?

PolymarketClosedCheck availabilityNo KYC2% feeVerified resolution dataFairly calibrated

This market resolved: Yes

Limited resolution evidence

CoinRithm can show the recorded outcome, but not every settlement field is provider-verified.

Current implied probability

Yes 100%

Market quality

15 / 100

Low quality

24h Volume

—

Liquidity

—

Liquidity unknown

Market data

Updated 123 days ago

Stale

Mar 23, 21, 12:00 AMMar 23, 21, 12:00 AM

Probability Timeline

Yes100%

No0%

Yes

0.0 pts

100%

0.0 pts

Rules

This is a market on whether atmospheric CO2 will be above 418.25 parts per million (ppm) for the date of March 23, 2021 as measured by the National Oceanic and Atmospheric Administration’s Mauna Loa observatory (https://www.esrl.noaa.gov/gmd/ccgg/trends/monthly.html).

This market will resolve to “Yes” if the daily average atmospheric CO2 is greater than 418.25 ppm for March 23, and “No” otherwise.
This market will resolve when data is first available for the date of March 23, 2021.
In the event of ambiguity in terms of the market outcome, the market will be resolved at the sole discretion of the Markets Integrity Committee (MIC).

Report a data issue with this market

Will daily atmospheric CO2 be above 418.25 ppm on March 23, 2021?

PolymarketClosedCheck availabilityNo KYC2% feeVerified resolution dataFairly calibrated

This market resolved: Yes

Limited resolution evidence

CoinRithm can show the recorded outcome, but not every settlement field is provider-verified.

Current implied probability

Yes 100%

Market quality

15 / 100

Low quality

24h Volume

—

Liquidity

—

Liquidity unknown

Market data

Updated 123 days ago

Stale

Mar 23, 21, 12:00 AMMar 23, 21, 12:00 AM

Probability Timeline

Yes100%

No0%

Yes

0.0 pts

100%

0.0 pts

Rules

This market will resolve to “Yes” if the daily average atmospheric CO2 is greater than 418.25 ppm for March 23, and “No” otherwise.
This market will resolve when data is first available for the date of March 23, 2021.
In the event of ambiguity in terms of the market outcome, the market will be resolved at the sole discretion of the Markets Integrity Committee (MIC).

Report a data issue with this market

Frequently asked questions

What are the current odds for Will daily atmospheric CO2 be above 418.25 ppm on March 23, 2021??: Polymarket prices Yes at 100% as of April 25, 2026.
When does Will daily atmospheric CO2 be above 418.25 ppm on March 23, 2021? resolve?: Will daily atmospheric CO2 be above 418.25 ppm on March 23, 2021? is scheduled to resolve on March 23, 2021.
How is Will daily atmospheric CO2 be above 418.25 ppm on March 23, 2021? settled?: Polymarket settles this market as follows: This is a market on whether atmospheric CO2 will be above 418.25 parts per million (ppm) for the date of March 23, 2021 as measured by the National Oceanic and Atmospheric Administration’s Mauna Loa observatory (https://www.esrl.noaa.gov/gmd/ccgg/trends/monthly.html).