Core Concept: Integrated assessment climate policy models have proven useful with caveats

摘要

The headlines are bleak: Regions of our planet becoming uninhabitably hot (1), crippling droughts, wildfires, and floods, collapsing ecosystems. Extreme climate change, models suggest, is likely if nations continue to increase emissions at close to their current rate, with global average temperature rises of at least 1.1 to 3.1 °C by 2100.