No, it is not worse, emission by driving or shipping are far lower (emissions by fast ferries are still ridiculously high but not necessary).

> or are you asking people to sacrifice their quality of life

Get a grip. CO2 emissions are literally about to destroy the habitable planet, including problems with food, wars, wildfires, violent storms, flooding, and on. If you think this is really less important than going on a vacation on another continent, then you need to grow up a bit.