380 360 (parts per million) - NASA Earth Observatory · 2008. 9. 22. · 1960 1970 1980 1990 2000...
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1960 1970 1980 1990 2000 280 300 320 340 360 380 CO 2 (parts per million) Year
Transcript of 380 360 (parts per million) - NASA Earth Observatory · 2008. 9. 22. · 1960 1970 1980 1990 2000...
1960 1970 1980 1990 2000280
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