Perhaps the best known of all geographers are physical geographers. They study climates, vegetation, soil, and land forms. They look at how these changes affect human activity. Economic geographers study economic activities. For example, they look at how and where money is used.
Political geographers study the relationship between geography and political events.
Cultural geographers look at how cultures change in different climates. Urban and transportation geographers study cities. Regional geographers study the physical, economic, political, and cultural characteristics of regions. These regions range in size from a small county to entire continents. Medical geographers study how health care is distributed and the effect of the environment on health.