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.

Germany, officially the Federal Republic of Germany, is a federal parliamentary republic in western-central Europe. The country consists of 16 states, and its capital and largest city is Berlin.

The PhD is a doctoral degree, specifically called a "doctor of philosophy" degree. This is misleading because PhD holders are not necessarily philosophers (unless they earned their degree in philosophy!). That said, PhD recipients are able to engage in thought experiments, reason about problems, and solve problems in sophisticated ways.