Re: 30m quid on removing greenhouse gases?
" So that gives it's spectral characteristics and shows it's got 4 peaks, 3 of which overlap with H2O. The remaining 'atmospheric window' is very narrow."
It only needs to be narrow to keep enough extra heat in the atmosphere to cause climate issues.
Perhaps time for you to have some remedial basic physics lessons.
"A little learning is a dangerous thing;
Drink deep, or taste not the Pierian spring "