Because of the nearly 70,000 km of spreading ridges the Earth is gradually increasing in surface area.

Name: Because of the nearly 70,000 km of spreading ridges the Earth is gradually increasing in surface area.
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While the Earth does have spreading ridges that add new material to the ocean floor, this process is balanced by subduction zones where the oceanic crust is pushed back into the Earth's mantle, keeping the Earth's surface area and volume essentially constant.

Because of the Nearly 70,000 Km of Spreading Ridges the Earth