Carbon Dioxide Levels Hit a Dangerous Milestone

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Scientists say the annual peak of carbon dioxide in the air has reached a dangerous milestone. Scientists from the National Oceanic and Atmospheric Administration say the average carbon dioxide level for May was 419.1 parts per million. That's 50% higher than when the industrial Age began. And the 10 Year rate of increase has also set a new record coming out of ice age. It took 6000 years for carbon dioxide levels to jump about 80 parts per million. They've already risen that much since 1979 Princeton University climate scientists might Glop, Mannheimer says the world is approaching a point where exceeding the Paris targets and entering a climate danger zone becomes almost inevitable. I'm

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