CDR=Carbon Dioxide Removal ... CO2 was a problem for climate ? CO2 is a problem for climate ? CO2 will be a climate problem ?
Joannes Sevenhans
Alcatel Academy Distinguished Member_2001 ...IEEE_Fellow_2000 for contributions to the design of solid state telecommunication transceivers ...PhD 1984 KULeuven ...Semi-retired ...Always looking for a next project ...
That is the CO2 question ?
Those are the CO2 questions ?
This was pointed out by?William Ward?in his paper:?Violating Nyquist:??Another Source of Significant Error in the Instrumental Temperature Record??
Average global temperature can toggle between +12°C like now and +22°C like 40 million year ago before we had pole ice caps on North Pole and South Pole.
This 12°C peak to peak temperature toggling did not prevent CO2 atmospheric concentration to move from 7000ppmV more than 500 million year ago down to 420ppmV now.
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Since the previous glacial, natural (bleu) temperature went up +8°C for a natural (green) CO2 step of 280ppmV-200ppmV =+80ppmV ...
Anyway ...
In climate science there are too many unanswered questions and too many unquestioned answers ...
But :
Health & Climate & Energy are really very complicated and delicate politico-scientific stuff and also socio-economic stuff but we do the best we can and try to explain it as simple as possible but not simpler than that in the group :
One of the most expensive "what if"'s. How ironically stupid.