I was unclear, I meant the current first derivative with respect to time. It would not have to stay at the current rate for the last 30 years very long to break what have been some historic natural barriers.
The 8ky trend is currently downward. 30yrs against 8kys of tend is a pittance and one not to be ignored especially in light of the reality and inevitability of orbital mechanics, both in the shorter geological periods of 100kys of planetary mechnics, and those of intergalactic operative on the scale of 100 million years displayed in reply #37.
The 8ky trend is currently downward.
The recent 2,000 years even more so of a down trend. It appears Earth is set to plunge on a down-spike of the cycle.