|T h e l a s t G l a c i a l
E p o c h .
The world ocean.
that covered the planet was formed at the expense of waters of the world ocean.
Accordingly, the more extensive and higher glaciers are, the less water remains in the
ocean. The glaciers contain water, the level of the ocean is decreased, uncovering
large regions of dry-land. So, 50 000 years ago, because of growth of
glaciers the level of the ocean decresed to 50 ì, and 20 000 years ago - down to 110-130
|In this period many modern
islands made a continent unit. So, the British, Japanese and Novosibirsk islands are
inseparable from the continental. The islands of Oceania became united, sank
nowadays, the continent Meganesia, joint an overland bridge with Australia and Eurasia. A
wide zone of dry land, called Beringia, existed on a place of the Beringov Strait.