Tthe early Pliocene had a weakened atmospheric circulation, and therefore, reduced vertical wind shear, which is favorable for tropical cyclone growth.
上新世早期的大气环流被减弱,因此垂直风切变减小,助长了热带气旋的发展。
2
The Blancan extends back into the Pliocene.
勃朗阶延伸回上新世。
3
The first recognisable ancestors of modern humans evolved during the Pliocene epoch.