A prime spot to go looking for ancient epigenetic signals is in permafrost that
formed during the last ice age.
The Great Blue Hole shown is one of the top attractions in Belize and is a mecca for those wanting to dive among its giant stalactites and stalagmites, which were
formed during the last Ice Age.
The limestone walls of the hole were
formed during the last Ice Age when water levels in the area were much lower.
Sea level has risen as the vast continental glaciers
formed during the last ice age melted.
Not exact matches
Since they began
forming 12,000 years ago in glacial hollows carved out
during the
last ice age, peat bogs have been squirrelling away carbon that would otherwise leak into the atmosphere.
It was
formed as a limestone cave system
during the
last ice age when sea levels were much lower.
The volcanoes and glaciers play a role in
forming Kamchatka's climate, and hot springs have kept alive dozens of species decimated
during the
last ice -
age.
The hole, which was
formed thousands of years ago
during the
last ice age, is a UNESCO World Heritage Site and divers can enjoy it at their own pace, or join one of the many dive excursions that take in the Great Blue Hole.
Under the Larsen B, however, the researchers found no algae remains in the sediments, indicating that this shelf had remained intact since it
formed during the
last full - fledged
ice age, more than 10,000 years ago, until its demise
last month.