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Passage One
Questions 46 to 50 are based on the following passage.
The Paris climate agreement finalised in December last year heralded a new era for climate action. For the first time, the world’s nations agreed to keep global warming well below2℃.
This is vital for climate-vulnerable nations. Fewer than 4% of countries are responsible for more than half of the world’s greenhouse gas emissions. In a study published in Nature Scientific Reports, we reveal just how deep this injustice runs.
Developed nations such as Australia, the United States, Canada, and European countries are essentially climate “free-riders”: causing the majority of the problems through high greenhouse gas emissions, while incurring few of the costs such as climate change’s impact on food and water. In other words, a few countries are benefiting enormously from the consumption of fossil fuels, while at the same time contributing disproportionately to the global burden of climate change.
On the flip side, there are many “forced riders”, who are suffering from the climate change impacts despite having scarcely contributed to the problem. Many of the world’s most climate-vulnerable countries, the majority of which are African of small island states, produce a very small quantity of emissions. This is much like a non-smoker getting cance...