Section 3 (pg 44-72)

what 3 revolutions helped the world pop reach 8 billion

Industrial (18th-19th Ce), Medical (20th Ce), and Green Revolution (20th Ce)

what did the big 3 revolutions do that helped the world pop reach 8 bill the MOST

increase human lifespan by expanding access to food and medicine

Define Geographers

people that collect, analyze, and utilize quan & qual geo data to interpret population patterns & processes

name the big 3 verbs that geographers do to quan & qual geo data

collect, analyze, utilize

what types of future events can geographers predict by analyzing data trends

migration disaster & econ/environmental catastrophes

in addition to helping make predictions, pop data can also help geographers understand the factors that

promote or detract from pop growth

the regions exhibiting the most explosive pop growth are usually the most

resource deprived

pop increases correspond with which 3 things

environmental destruction, disease transmission, and urban development & decay

geographers mainly rely on pop data to

pose urgent questions & garner important insights

when did the Irish Potato Famine occur

the mid-19th Ce

the Irish Potato Famine was a wave of … (hint: 3 things)

mass starvation, disease, & emigration

what mainly forced Irish farmers to prioritize potato crops

English colonial policies

potato blight can be classified as a

fungus

what fungus spread rapidly through Irish potato farms, decimating sources of nutrition

potato blight

What are the 2 causes for the Irish pop diminishing by millions during the famine

death & emigration

data provided by what 2 things enable geographers to understand why people select, use, and settle certain places

scales of analysis & population diagrams

what type of land are you least likely to find clusters of settlement & development

mountainous regions with steep elevation changes

clusters of settlement & development form more easily on what type of land

flat

In LA where does suburban sprawl occur

spacious valleys & coastal regions

about how many millions of people live 20 to 25 degrees North of the equator

279 million

name the 2 benefits of populations settling near sources of water

resources & trade

name the cultural hearth that’s famous for its benefits of water access & land fertility

Nile River Valley

what 3 things do gov’ts become/hold constant to promote habitability of a location

stable, effective, secure

what 2 factors usually cause emigration

conflict & destabilization

define migration network

a network wherein family & community connections attract more migrants

chain migration

process in which the initial movement of migrants is followed by other people from the same place. (often refers to family unification-based immigration)

name a place in San Francisco where ur likely to see a migration network

Chinatown

Chinatown will most likely promote __ migration

chain

what are the 3 main categories of pop density

arithmetic, physiological, and agricultural density

T or F: all pop measurements work the same way or have the same priorities

False

geographers compare pop density measures to

deepen their insights into a place