- Deforestation: The process of clearing the land of forests, often to make space for farms and cities.
- Eurasia: A large land mass that includes the continents of Europe and Asia.
- Navigable: Able to be traveled by boats or ships.
- North European Plain: A large, fertile area that extends from the Atlantic Ocean to the Ural Mountains.
- North Sea: A large arm of the Atlantic Ocean, between Great Britain and continental Europe.
- Seine River: A river that flows from eastern France northward into the English Channel.
- Temperate: Mild, moderate in temperature.