资讯

These authors show that simultaneous crystallization and melting at the surface of the Earth's inner core can result in a translational mode of thermal convection within the inner core, producing ...
The Earth actually isn't really hot enough to melt mantle rocks, which are the source of basalt at the mid-ocean ridges, hotspots and subduction zones.
This sketch illustrates why rocks melt on Earth. The geotherm (solid line) would suggest that rock shouldn't melt as it never cross the dry mantle solidus (the point where mantle rock would melt ...
Melting Glaciers Are Wreaking Havoc on Earth’s Crust Sea levels are dropping, earthquakes and volcanoes are waking up, and even the earth’s axis is moving—all because of melting ice ...
Scientists say the Earth's axis tilt has changed due to melting ice caps over the last few decades.
Melting ice triggered by global warming may make Earth whirl faster than before and could shift the axis on which the planet spins, researchers say. This could also affect sunset times, as the ...
The Earth's solid iron core is melting, and is perhaps more linked to activity on the planet's surface than previously believed.
Melting ice triggered by global warming may make Earth whirl faster than before and could shift the axis on which the planet spins, researchers say.
Melting ice triggered by global warming may make Earth whirl faster than before and could shift the axis on which the planet spins, researchers say. Prior research found the rate at which Earth ...
But what is clear, according to the study, is that despite polar ice melt exerting a slowing influence, overall the Earth’s rotation is speeding up.