Location and its relation to other places

The exact position of a place on the Earth's surface

A navigational system that can determine absolute location by using satellites and receivers on Earth

A specific location of a place, including its physical location

The thin layer of gases that surrounds the Earth

Regular movement of Earth's water from ocean to air to ground and back to the ocean

The upper layer of the land

The process of converting water into vapor or gas

Moisture that falls through the air as rain, sleet or snow

Weather patterns typical to an area over a long period of time

Condition of the atmosphere in one place in a short amount of time

In astronomy, the Earth's yearly trip around the sun, taking 365.25 days

Cold or warm steams of sea water that flows in oceans generally in a circular pattern

An imaginary line that runs through the center of the Earth between the North and South Pole

Way of life of a group of people who share similar traits including beliefs, customs, technology, and material items

The level of wealth, goods, and necessities available for people to live

The spread of disease across a large area or even the world

The movement of people from place to place without settling

The degree of connection or separation between people, places and things

A smaller river or stream that feeds into a larger river

A competition or struggle

The removal of all trees in a stand of timber

A steep cliff or slope between a higher and lower land surface

A religious settlement

Elevation above which it is too cold for trees to grow

Sand or sandstone naturally impregnated with petroleum

An area in which fish or sea animals are caught

Quebec's French-speaking inhabitant

To remove from something

A strip of land that connects two larger landmasses, enabling migration of plants and animals to new area

This refers to people of mixed indigenous and European descent

In Mexico, a manufacturing plant owned by a foreign company

The loss or destruction of forests, mainly for logging or farming

Spanish for "conqueror"; Spanish soldier who participated in conquest of indigenous peoples of Latin America

A narrow strip of land connecting two larger land areas

A group or chain of islands

Biological diversity in an environment as indicated by numbers of different species of plants and animals

The action or process of forming or depositing sediment

Planting young trees or seeds on lads where trees have been cut or destroyed

Parallel chains or ranges of mountains

Spanish for “high plain,” a region in Peru and Bolivia encircled by the Andes

A steep cliff or slope between a higher and lower land surface

Fertile grasslands found in inland areas of Colombia and Venezuela

Grassy, treeless plains of southern South America

A process by which glaciers form and spread

A long, steep-sided glacial valley now filled by seawater

A form of energy conversion that captures heat energy from within Earth

A spring whose water issues at a temperature higher than that of its surroundings

A spring that throws forth intermittent jets of heated water and steam

Fine, yellowish, brownish topsoil made up of particles of silt and clay, carried and deposited by the wind

Large bank of earth and stone that holds back water

Low-lying area from which seawater has been drained to create new land

A strong northerly wind from the Alps that can bring cold air to southern France

A dry wind that blows from the leeward sides of mountains, sometimes melting snow and causing avalanches; term used mainly in Europe

A body of mountain ranges formed by fault-line activity

A location where pollution and other human activities have led to the degradation, or even death, of an ecosystem.

Relationship between two places in which one produces something the other needs, resulting in an exchange

Rebirth; the period in European civilization characterized by a surge of interest in classical learning and value

A region where political alliances are constantly splintering and fracturing based on ethnicity

Division of a region into smaller hostile regions

Expelling from a country or genocide of an ethnic group

The action of renewing forest cover (as by natural seeding or by artificial planting of seeds or young trees)

Water formed by melting snow and ice

Rich black topsoil found in the Northern European Plain, especially in Russia and Ukraine

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

Effect of extreme variation in temperature and very little precipitation within the interior portions of a landmass

Ruler of Russia until the 1917 revolution ; originally from Latin word Caesar, title of Roman emperor originally from Latin word Caesar, title of Roman emperors

Illegal trade of scarce or illegal goods, usually sold at high prices

Rich soil made up of sand and mud deposited by running water

A natural mineral containing chemical compounds often used in fertilizers

A fixed limit or extent that typically follows straight lines.