CHAPTER 2 PATTERNS OF LIFE

POPULATION DISTRIBUTION The way people are spread out in different places throughout the world

ENVIRONMENTS surroundings

ADAPTING TO OUR ENVIRONMENTS The clothing we wear The kinds of homes we build Heating our homes in temperate and polar climates Air conditioning our homes in tropical and temperate climates

IRRIGATION The use of canals, ditches, or pipes to move water to dry areas

DESERTIFICATION The long-term process in which fertile land is changed into desert

DROUGHT A period when little or no rain falls

PEOPLE, LAND, AND WATER It is easier for people to live on flat land near water. It is harder to live in desert climates and rugged mountains.

MIGRATION The movement of groups of people from one place to another

URBANIZATION The movement of people from rural areas to cities or urban areas

METROPOLITAN AREAS A city and all the suburbs and other population areas around it

DEMOGRAPHERS A geographer who studies human populations

IRRIGATION The use of canals, ditches, or pipes to move water to dry areas

DESERTIFICATION The long-term process in which fertile land is changed into desert

MIGRATION The movement of groups of people from one place to another

URBANIZATION The movement of people from rural areas to cities or urban areas

Thematic Maps Map that focuses on one geographic theme.