dede2002 wrote:Christophe wrote:...
Permanently injecting SO2 (SOx?) Limits the effects of global warming ... and therefore large freighters, ships and liners that use heavy fuel oil or other fuel that is not desulfurized contribute to limiting the greenhouse effect!
TEMPORARILY of course ...
I do not understand this reasoning well?
Freighters also emit a lot of CO2 ...
it depends if you compare versus using clean fuel oil, or versus not sailing!