By repurposing the vast majority of manifacturing cpacity to the war effrot

>>If we treated the coming climate catastrophe as an actual crisis and waged war on carbon emissions,

because one even if the US Dropped emissions to Zero it would have little impact, and two you are talking about a generational problem not a problem today. Most people disagree over the urgency of the problem, in part because have have had decades and decades of people saying we will all die in 10 years if we do not act now... 10 years later we are all still here