Explore how North America is changing as its deep cratonic root thins and pieces are dripping into the Earth's mantle.
Seismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust ...
The Gulf of Mexico is now called the Gulf of America for Google Maps users in the United ... 5300 ft is a major body of water bordered and nearly landlocked by North America with the Gulf's ...