Not debatable: Trillions of $ worth of proven fossil fuel reserves simply can't be allowed to be extracted and burned.
The carbon emissions constraint appears both absolutely necessary and absolutely inaccessible via available social/political affordances.
COP meetings a tug-of-war: nations compete to have least possible impact on their own short term interests. Nobody speaks for Earth.
Everyone on earth is invested in the fossil fuel status quo, most of the powerful very much so, & no sensible alternative is on the table.
Only hope is a global grassroots consensus based on clear shared view of our predicament: what denialsm is funded to prevent at all costs.
Then when I say that people everywhere need to understand a few rudiments of climate science, social scientists mock me for "deficit model".
Was a long shot anyway. So, checkmate? Victory for the cliff, defeat for the lemmings? Any ideas?