active rift造句

• The EAR is the largest seismically active rift system on Earth today.
• The active rift model sees rupture driven by hotspot or mantle plume activity.
• Synform folding is expected to occur at the active rift axis.
• The West Antarctic Rift, a major active rift valley, lies between West and East Antarctica.
• Mount Kilimanjaro lies on a tectonic line intersection east of the tectonically active Rift Valley.
• As the two active rifts continue to open, eventually the continental crust is attenuated as far as it will stretch.
• The building sits atop the Hayward fault, an active rift that many seismologists predict will be the site of a major earthquake.
• It is believed that the relative positions of the Icelandic hot spot and the active rift spreading axis have changed with time.
• The axis of the rift area may contain volcanic rocks, and active volcanism is a part of many, but not all active rift systems.
• Another mechanism for BIF's, also proposed in the context of the Snowball Earth discussion, is by deposition from metal-rich brines in the vicinity of hydrothermally active rift zones.
• Though the mechanism forming the North Sea Rift Dome is not particularly well understood, the development of the dome seems to be consistent with an active rift model having a broad-based ( diameter ) plume head influencing the Late Jurassic rifting.
• Separation of the North and South American Plates in the Early-Mid Jurassic beginning with the rotation of the Yucatan Block, along with changes in sea level and thermal activity from the active rift, created a shallow marine basin wherein thick Jurassic salts and evaporites could be deposited.
• The tiniest members of the family _ a tenth the size of the newly discovered worms in the icy mounds _ can also thrive inside the volcanic " hydrothermal vents " that erupt on the sea floor's many active rift zones, where temperatures can exceed 200 degrees Fahrenheit.