an idiot or a genius... depends on the result
A person who studies islands is known as an island geographer or an insular researcher. They specialize in the study of islands' physical features, ecosystems, cultures, and geography.
You would call that person lucky. The scientists who study earthquakes are known as seismologists and they say that it is currently not possible to predict when an earthquake will occur.Technically nobody as earthquake prediction is currently impossible however seismologists will produce seismological hazard assessments in an attempt to quantify the likelihood of occurrence of a seismic event of a given magnitude occurring within a given time period on a fault.Seismologist
forest
A person who studies mountains is called a geologist or a geomorphologist.
A person who makes earthen pots is called a potter.
A Nommad
a person from Tenerife is known as a Tenerifian
The person is known as a vandal.
The person is known as a vandal.
Such a person is known as a cobbler.
comover
A Nommad
a rover
The person who sells drink is known as sellsmen
A person who journeys to a holy place is called a pilgrim in English, a Yatri in Hindi and a Haji in Arabic.
In Hinduism the place of worship is known as a Temple. Sometimes people also call it mandir.
A person who commits a robbery is known as a robber or a thief.