Let’s not kid ourselves. We ARE on a highway to hell with our foot firmly on the gas.
The science:
“Limiting warming to 2°C [we missed the 1.5° opportunity window] involves RAPID, DEEP and in most cases IMMEDIATE greenhouse gas emission reductions”
IPCC SYR, Page 22
Our response:

“We believe that the current policy environment and government actions are insufficient for a rapid decline of fossil-fuel consumption.”
Economist intelligence
The science:
“For any given future warming level, many climate-related risks are higher than assessed in AR5, and projected long-term impacts are up to multiple times higher than currently observed (high confidence)”
IPCC Synthesis Report Summary for Policymakers

Impact 1:

Impact 2:

Unless there are DRASTIC changes in the next few years we will pass +2°C in the next 27 years and experience all the accompanying pain and chaos.