Atmospheric carbon dioxide levels by year

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Description

Carbon dioxide levels in the atmosphere over a 50 year span from 1960-2010.

Format

A dataset with 11 observations on the following 2 variables.

  • Year Every five years from 1960-2010

  • CO2 Carbon dioxide level in parts per million

Source

Dr. Pieter Tans, NOAA/ESRL (www.esrl.noaa.gov/gmd/ccgg/trends/). Values recorded at the Mauna Loa Observatory in Hawaii.

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