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. 2020 Oct 12;17(20):7414. doi: 10.3390/ijerph17207414

Table 1.

CO2 emissions trend over the years.

Year CO2 (Parts per Million—PPM) Growth (PPM)
1960 315 0.71
1970 325 1.13
1980 340 1.70
1990 350 1.16
2000 370 1.23
2010 390 2.43
2019 410 2.60