Europe
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The period around 1800, centered in Britain, in which manufacturers rapidly discovered and implemented new ways of creating products.

The period between ice ages.

A wetland filled with dead plant material.

Rapid advances in scientific understanding in Europe in the seventeenth century based on observation, measurement and experimentation.

A military alliance formed in 1949 between Canada, the USA and European countries as a bulwark against the Soviet Union.

Eroded by glaciation, these valleys have very steep sides.

The current geological period in which human activity is deemed responsible for the profound and fundamental restructuring of the environment.

Small shallow lakes formed by retreating glaciers.

A type of economic system that is not controlled by a central authority but rather left to the free and open collaboration and decisions of the participants in the market.

A period of strong economic development that centered on Amsterdam beginning in 1578 as the Dutch broke away from Spanish control.

A German-dominated alliance of merchant cities in the Baltic and northern Europe, especially strong from 1300 to 1500.

A long narrow sea inlet with steep sides.

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