The Central Depression
is important as a biological corridor to all dry forest in southern Mexico and to the Yucatan Peninsula, according to Rzedowski and Calderon de Rzedowski (Florist.
Conventional airbags inflate in a single unit, but this new version has twin vertical sections, creating a central depression
that cradles the face while dispersing the physical impact of the bag across other parts of the head, shoulders and upper body.
The central depression
or umbilication has a white, waxy, curd-like core.
2)The Near Yerevan Basin, part of the Central Depression
, located due east of Yerevan.