Fig. 4: Distribution of per-capita outbound travel emissions (left) and the adjusted per capita outbound travel emissions by GDP (right), 2019. | Nature Communications

Fig. 4: Distribution of per-capita outbound travel emissions (left) and the adjusted per capita outbound travel emissions by GDP (right), 2019.

From: Drivers of global tourism carbon emissions

Fig. 4

Average per-capita outbound travel emissions are strongly correlated with per-capita GDP. However, once adjusted for the proportion of the population able to afford international travel, per-capita outbound travel emissions show no differences across income levels of countries. The bubbles represent the size of each country’s GDP.

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