: Assumptions include the preservation of only currently implemented policies, leading to a failure to meet Nationally Determined Contributions (NDCs).
or more by 2100. This report outlines the core characteristics, economic impacts, and limitations of this trajectory as defined by organizations like the . Core Scenario Characteristics
In financial and climate modeling, a (or "House World") scenario describes a future where global climate policy efforts are insufficient to halt significant warming, typically resulting in temperature increases of
: High emissions lead to irreversible biophysical changes, including drastic sea-level rise and a non-linear increase in extreme weather events.