3 ms·
That is correct, the rate of change right now is unprecedented by several orders of magnitude, saving for a couple of events in the last 1 billion years, caused
by jackmott 10y ago
That is correct, the rate of change right now is unprecedented by several orders of magnitude, saving for a couple of events in the last 1 billion years, caused by similarly unusual circumstances, during which mass extinctions occurred, which is why there is concern.