The early 21st Century has been noteworthy for an increase in the number of governments willing to act against the interests of their electors – and the number of electors prepared to vote against their own best interests and choose such governments.
It was not a “single species”, but the proliferation of cyanobacteria ushered in the Great Oxygenation Catastrophe, which extinguished some 90% of all species.
This isn’t quite true.
It was not a “single species”, but the proliferation of cyanobacteria ushered in the Great Oxygenation Catastrophe, which extinguished some 90% of all species.
Sources please. There are some pretty bold claims here, ones I am likely to believe, but it would be good to read the studies to get a broader view.