Population

Guess the Term Study of population Avg. number of years people live BR-DR DR > BR BR=DR # of infant deaths per 1,000 live births Portion of Earth with permanent settlement Migrant who leaves their home country Migrant who comes into a new country Movement of people from rural areas to cities

Population Density & Distribution in N.A.

Canada is lgr country…but 8 ppl/sq. mileMost is inhospitable 90% live

on border with US/ middle prairies/ W. Coast

2002

Population density & distribution

US has 77 ppl/sq. mile (NJ is highest) Widely distributed NE/ Great Lakes = most dense (history &

industry) Pacific coast climate, resources, $

California #1 state in # (but also bigger) S and SW = fastest growing (climate, jobs,

land space) SunbeltRetirees, immigrants from LA

2000

2006

1990

1990

1990

1990

CitiesUse of machines large

commercial farms fewer farmers needed urbanization

Metropolitan area Pop. Of 50,000+ Outlying communities (suburbs) 81% of US (276 m.a.) and 60% of

Canada (25 m.a.)

BosWash Megalopolis

CitiesMetropolis

DALLAS/FORT WORTH

HOUSTON

SAN ANTONIO

AUSTIN

Major city

Suburbs

Megalopolis

This is an emerging

megalopolis

CitiesWhy do ppl settle on the coast/

rivers?PORTS, trade, commercial links, natural

resourcesWhat are Seattle & San Francisco

known for?Silicon Valley- computer & aerospace

industriesAlthough DFW is a huge leader as well!