Today geologists are also worried that additional extraneous factors of environmental change, such as the possible melting of glacial ice due to the greenhouse effect, leading to a worldwide rise in sea levels, may further exacerbate the problem, causing land to sink into the sea even faster.
如今地質學者又擔心，溫室效應造成冰山溶化，進而促成全球平均海水面增高等外在環境變遷因素，可能會落井下石，加速國土沈陷。