Earth Topography Without Water

Tens of thousands of years ago, our ancestors could walk from continental europe to the uk, from siberia to alaska, and from australia to the islands surrounding it. “when the last ice age occurred, a lot of ocean water was locked up as ice at the poles of the planet. The model, created by ales bezdek, is a handy way of showing that the earth's gravitational field is pretty lumpy because it's stronger in some places than others.

There’s only one problem with it: Topographic maps show the location, height, and shape of features like mountains and valleys, rivers, even the craters on volcanoes. As the sea level drops, the continental shelves appear immediately.

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The model, created by ales bezdek, is a handy way of showing that the earth's gravitational field is pretty lumpy because it's stronger in some places than others. What it actually depicts is the earth. They are mostly visible by a depth of 140 meters, except for the arctic and. The deepest point on earth is the mariana trench, at about 11 km (6.8 miles) deep.