The surface rich that keep the world together. When they hit they create volcanoes and earthquakes
A I think sorry if your wrong :( .
The answer is petroleum
hope this helps!
Bem, existem centenas de idiomas e se você quiser Para ser exato, existem 7.139 idiomas falados todos os dias. Apenas 23 deles são mais falados que os outros.
The journals were based upon the field diaries that explorers were required to keep by the Colonial Office. The explorers' field diaries and journals were also of vital importance for the information they contained about possible economic benefits that could be derived from the land.