Root causes may be gradual but climate's reaction may be sudden.

A sudden shift has now occurred for five types of extreme weather

Deluge from a microburst in New Mexico

Other types of billion-$ extreme weather did not leap.

Was 2020 a spike or a step?

The big five likely involve the loopiness of the polar jet stream

The simplified cartoon version of the prior chain of causation.

Our future atmosphere?

Sinkhole in Mexico

The Gulf Stream eddies and spin-off spirals 150-miles wide, clipped from the New York Times animation (March 2021).