For
Issues like climate change require united global action.
Against
National identity and local control could be lost.
Anonymous excerpts, translated where noted.
“A world federation would complement national sovereignty over national issues with an additional, global layer of governance for a clearly defined set of global issues.”
“there would have to be a single world government collecting taxes and providing services.”
“Decisions and responsibilities should be distributed to the lowest level of government at which they can be effectively addressed.”
“Opening borders but keeping separate countries with their own governments wouldn't make these things irrelevant.”