The world

the removal of salt from the sea water to make it usable for drinking and farming

• El niño

• Functional region

• Desalination

• Coriolis effect

A thin layer of gas that surrounds the Earth

• Biosphere

• Permafrost

• Formal region

• Atmosphere

Occurs periodically, reversing the pattern of the ocean currents and water temperatures in the mid-Pacific region

• El niño

• Elevation

• Permafrost

• Permafrost

The height of a land surface above sea level

• biosphere

• Elevation

• Functional region

• Formal region

The permanently frozen layer of soil beneath the surface of the ground

• permafrost

• Biosphere

• Elevation

• El niño

defined by popular feelings and images rather than by objective data

• El Niño

• Perceptual region

• Desalination

• Biosphere

The part of the earth where live exist

• Permafrost

• Formal region

• Biosphere

Defined by a common characteristic

• Formal region

• Functional region

• Perceptual region

• Permafrost

A central place and the surrounding territory linked to it

• Functional region

• formal region

• perceptual region

Causes prevailing wines to blow diagonally rather than along strict north, south, east, or west direction

• Coriolis effect

• Atmosphere

• El Niño

• Elevation