Flagstaff, Arizona, is a city known for its numerous industries mainly in the fields of lumbering and ranching. The Grand Canyon that is located only a few miles away makes it a common tourist destination. It has highly ranked public schools which include a state university and a community college.

Students who want to work the land and soil in a variety of capacities may want to take classes in agricultural science. This area encompasses a wide variety of topics such as food and soil sciences as well as animal care.

The USA remains the world’s most popular destination for international students. Universities in the US dominate the world rankings and the country also offers a wide variety of exciting study locations. State university systems are partially subsidized by state governments, and may have many campuses spread around the state, with hundreds of thousands of students.

Requirements for the PhD program often involve the student having already obtained a Master’s degree. Additionally, a thesis or dissertation primarily consisting of original academic research must be submitted. In some countries, this work may even need to be defended in front of a panel.