Educated people don't need to be in Iran. Iran doesn't provide colleges or any type of higher education that awards degrees. Iran is also a dangerous place, especially for women, seeing as you have gangs or terrorist groups such as The Taliban or Isis.
The answer is lithosphere.
Earthquakes are caused by shifts in the outer layers of Earth—a region called the lithosphere.
In the age of exploration.... Prince Henry showed the Portuguese how to navigate by studying the sun and stars until later on, he showed them the compass navigation as the only technology advance which made possible for them.
it may increase or not because nobody knows what will happen tomorrow