Video: 800,000-year history atmospheric carbon dioxide levels in three minutes

Want a visual display of CO2 levels over the last 800,000 years? The Earth System Research Laboratory at NOAA created this short video. You can see how CO2 levels vary over the globe, higher in some places than others. And then, slowly and inexorably, the level of CO2 starts rising everywhere.

For three minutes of I-can’t-bear-to-look-but-I-can’t-look-away, click here.

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