The provided chart depicts information on average carbon dioxide emissions per person in the UK, Sweden, Italy, and Portugal, measured in metric tonnes, over a span of 40 years from 1967 to 2007.
Overall, after analyzing the given chart, it can be seen that carbon dioxide emissions per individual in Italy and Portugal increased significantly, whereas there was a notable decline in the UK and Sweden over the given period.
Turning to details, the UK and Sweden witnessed a consistent decline in carbon dioxide emissions per capita. The UK’s emissions dropped from around 11 metric tonnes per person in 1967 to 8 metric tonnes in 2007. Similarly, Sweden’s emissions fell from over 8 metric tonnes in 1967 to around 5 metric tonnes by 2007, with a sharp decline occurring in the early 1970s.
On the contrary, Italy and Portugal exhibited an upward trend. Portugal’s emissions were about 2 metric tonnes in 1967, gradually rising to approximately 5 metric tonnes in 2007. Italy followed the same pattern, with emissions increasing from nearly 4 metric tonnes in 1967 to 8 tonnes in 2007.