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Atmospheric CO2 at Mauna Loa Observatory

The amount of atmospheric CO2 has charted a steady climb higher. The Mauna Loa Observatory on the north flank of volcano of the same name in Hawaii is ideal for monitoring constituents in the atmosphere that can cause climate change due to its undisturbed air, remote location, and minimal influences of vegetation and human activity.

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This chart shows the total amount of man-made emissions created by the world's biggest polluters.
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