The movement of the plates creates three types of tectonic boundaries: convergent, where plates move into one another; divergent ... troughs such as the Great Rift Valley in Africa form where ...

The East African Rift (EAR) or East African Rift System (EARS) is an active continental rift zone in East Africa. It began developing around the onset of the Miocene, 22-25 million years ago.

Running along the top of this chain of mountains is a deep crack, called a rift valley. It is here that ... At the East Pacific rise, which is pushing a plate into the west coast of South America ...

The theory of plate ... at divergent boundaries, primarily along mid-ocean ridges on the ocean floor. In these areas, adjacent plates move away from each other, creating a break, or rift, in ...

Different plate ... rift valley may fill with fresh water and become a lake. As the rift opens, ocean water may invade. The shallow waters of the rift valley can be ideal environments for limestones ...

Wherever two of the plates of Earth's crust move apart from one another — such as at a divergent plate boundary — a rift valley can begin to form. Over time, the forces of erosion will ...

The fissure appears in the East African Rift, a part of East Africa's Great Rift Valley ... plate motions, but it is probably not correct to call this crack a direct example of the plate boundary ...

Twenty-five million years ago, as plate tectonics began to pull apart eastern ... The East African Rift Valley, as the region is known, formed where the Somalian and Nubian plates are pulling ...

Lucía Pérez Díaz does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations ...

The Atlantic Ocean is currently getting wider at the mid-Atlantic Ridge, a divergent plate boundary that pushes the Old and New Worlds apart at a rate of around 2.5cm per year. This ridge runs ...