USA TodayCarbon dioxide in Earth's atmosphere soars to levels not seen for millions of years, NOAA saysJun 3, 2022More
The New York TimesCarbon Dioxide Levels Are Highest in Human History (Published 2022)Jun 3, 2022By Henry FountainMore
The GuardianCarbon dioxide levels are now 50% higher than during the pre-industrial eraJun 6, 2022By Oliver MilmanMore
ForbesCarbon Dioxide Peaked In 2022 At Levels Not Seen For Millions Of YearsJun 5, 2022By David BressanMore
ScienceAlertCO2 Levels Are Now Comparable to What They Were 4 Million Years Ago, Says NOAAJun 4, 2022More
National Oceanic and Atmospheric Administration (.gov)Carbon dioxide now more than 50% higher than pre-industrial levelsJun 3, 2022More
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