Mr. hitch taught us about sedimentary, metamorphic, and igneous rocks. he described how they were formed, what they contain, and showed us samples of each. he is a good astronomer meteorologist geologist oceanographer

The answer would be : Geologist

Geologist is an occupation that study everything about the earth and how it formed, this will include the type of lands /rocks, what they contain, what is their effect to the earth, etc

hope this helps

Answer erosion,oil spills,pollution,tourism,urban development;

The peak above is part of the  sierra madre occidentals ,  a chain of volcanic mountains that runs through the middle of central america.