4°C of global warming will slash the average person’s wealth by 40%, a study finds

The new figures come from scientists at the University of New South Wales, Australia. Their study used established economic forecast models but factored in climate change data to predict the hit on global supply chains. Even a 2°C temperature rise would have a huge effect. Knocking 16% off the average global GDP per person, much higher than previous forecasts which pegged the impact at just 1.4%.