1. Europe covers 1.9 million square miles and has a long jagged coastline that has facilitated trade by sea. Mountains like the Alps and Pyrenees cover central and southern Europe, while fertile plains and rivers provide key trade links. 2. The climate is generally mild due to ocean currents, though northern Europe has colder winters. Agriculture is very productive, while industry and services like banking and tourism are also important to the economy. 3. With a population of 520 million that mostly lives in urban areas, Europe has a long history stretching back to ancient Greece and Rome with key events like the Renaissance, Industrial Revolution, and post-WWII division and reunification.

1. Unit 4 Europe