For those who profit from it the great thing is that it has infinite longevity.
It will never die out because the forecast changes will never happen so the 5 year and 10 year warnings can repeat ad infinitum.
Just look at the Al Gore warnings from years ago.
Last time I checked Manhattan Island and Miami were still above sea level.
Algore probably has the carbon footprint of all those who have posted to this thread combined.
Half the US was supposed to have been flooded by the melted icebergs 10 years ago. Mar-a-Lago was supposed to be under water by now, too.
We were supposed to have been in a mini ice age back in the 70s or so my science teacher said.