3 ms·
https://en.wikipedia.org/wiki/African_humid_period https://en.wikipedia.org/wiki/African_humid_period IIRC one of the causes might be orbital precession, which
by MayeulC 5y ago
https://en.wikipedia.org/wiki/African_humid_period https://en.wikipedia.org/wiki/African_humid_period
IIRC one of the causes might be orbital precession, which could lead to a re-greening in a few millenia.