1. Earth's climate sensitivity
2. seabed & land methane release
3. major change in albedo
4. aerosols
5. corporations' emissions plans
6. deliberate government inaction
7. media silence & complicity
Horrifying global warming of 2.7°C by 2045 looks increasingly likely.
See thread:
'Governments are planning to produce about 50% more fossil fuels by 2030 than would be consistent with limiting warming to 2°C and 120% more than would be consistent with limiting warming to 1.5°C.'productiongap.org/2019report/