That's about as fast as your fingernails grow! Because Earth is spherical, its tectonic or lithospheric plates are fractured into dozens of curved sections. (Imagine it like a cracked egg shell.) ...

From time to time, when Earth's tectonic plates shift, the planet emits a long, slow belch of carbon dioxide. In a new modeling study published in Geochemistry, Geophysics, Geosystems, R. Dietmar ...