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Can a big Australia be sustainable? - Coggle Diagram
Can a big Australia be sustainable?
Population
Birth rates
the number of live births per thousand per year.
Death rates
the number of deaths per thousand per year.
Population density
a measurement of population per unit land area.
Population explosion
a sudden, large increase in the size of a population.
Population dynamics
a type of mathematics used to study the size and age composition of populations as dynamical systems.
Demographics
the characteristics of a population
age
gender
families
jobs
education
income
nationalities
religion
Immigration
Migration
movement from one part of something to another
Pull factors
chances of job, education, family links, medical care, better housing etc.
Push factors
wars, natural disasters, risk factor, feeling unsafe, don't feel at home etc.
Emigration
leaving one country to move permanently to another.
63% of aus population is immigration
permanent and temporary immigration
2.7 since 2007 immigrated.
post war immigration
Big Australia
Housing
farmland turned into houses (very crammed)
more families moving into apartments
housing, jobs, land and transport need to keep up with population
Education
schools aren't being built fast enough
vertical schools being built
victoria needs 220 new schools by 2024
Transport
car use is predicted to increase
more than 70% of people go to work by car
1/4 money spent on rail, 2/4 on road
population growth = traffic increase, speed decreased.
Aging population
1 in 5 people in tasmania are over 65
higher demand for healthcare
more nurses needed
Hazardous earth
Social Impacts
more then 1000 people being forces to evacuate
Economic impacts
heaps of costal properties being overflowed with water (hundreds)
Environmental impacts
bushfires burning the environment
warnings of strong winds and possible new floods
Weather
the conditions outside or in a specific place - rainy days
Climate
a description of the weather conditions that are expected in a certain region at a particular time of year - usually rainy or not?
climate change is long term changes to the climate that affect rain patterns or temperatures.