Before revision: It was not until about 7000/6000 BC , during the early Holocene that Trinidad became an island rather than part of the mainland due to a significant jump in sea level by about 60 m., which may be attributable to climate change.
After revision: It was not until about 7000/6000 BCE , during the early Holocene that Trinidad became an island rather than part of the mainland due to a significant jump in sea level by about 60 m., which may be attributable to climate change.