He points out that climate data obtained from slow-growing corals around the Pacific indicate a series of unusually frequent El Ninos around the time of the Lapita expansion.

他指出，从环太平洋缓慢生长的珊瑚中获得的气候数据表明，在拉皮塔扩张时期，厄尔尼诺现象曾频繁爆发，这很不寻常。