हादाब गोरबो गोहो बुंफुरलुनि सिगां बे सोदोबखौ बाहायनाय जायोमोन, नाथाय 1970 जौथाइफोराव बे सोदोबनि बाहायनाया गोसारो।
The term was used before plate tectonic theory, but the term has seen increased usage since the 1970s.