who was the first theorist to start worrying about population growth? - Answers Thomas Maulthus- idea
of resource availability coming up with the human populations. he can measure resources and see they
are growing in a constant time. human populations were growing at a exponential fashion. Malthusian
over population where you run out of resources.
Garret Hardin - Answers he is saying that we cannot keep growing, resources aren't always available to
us.
population growth affects - Answers renewable resources, non-renewable resources, pollution, social
and economic issues.
How we measure population? - Answers birth + immigration- death+ emigration
how to calculate rate of natural increase - Answers 1.2 % that's how fast the world is growing!!!
Total fertility rate - Answers 2.6% the number of children a women would have on average.
veir haulst - Answers mathematics guy who came out with the vaihaulst model that illustrates carrying
capacity- the enforces of environmental resistance is pushing down on the population growth.
why is exponential growth so fast? - Answers rate steady, annual base number rises. current doubling
population time is 54 years or so. from 1600- today (exponential, j-shaped curve).
why has the intrinsic rate of growth fallen? - Answers china and brazil controlled their birth rates.
MDC,LDC - Answers MDC-Canada, DR higher, lesser pop, poplaton doubling time higher, pop. over age
65, avg lif expectancy higher. LDC-Nejere, BR higher, greater pop, natural increase higher, TFR higher,
Pop. under age of 15 Infant death/1000 lives birth- the more or likely you will lose a kid that are
susceptible to diseases. might have a couple more to be safe.
Demographic transition - Answers death rates fell first then birth rates started to fall away too back
then. the growth rate is between the birth and death rate. death rate fell because of medicine, nutrition,
etc., birth rates slower to fall it is society's through time, it shows historical outlook on the whole deal.
we think of our self in the post industry era.
which is the most influential In shaping the birth rate? - Answers cultural norms, religious beliefs,
educational and economic opportunity, infant mortality rate, and cost of raising children properly,
urbanization, women's educational and employment opportunities, average age of marriage.
In the 22 Arab states the growth rate is - Answers its greater than the average for the lesser developed
countries. >1.2% faster growing than the world growing. Chinas most populous than India than US.
Ghost Acerage - Answers
Role of Immagration - Answers US faster growing because of this47% of the yearly increase.
, population problems - Answers a global concern
optimist - Answers a person who believes that this world is the best of all possible worlds or that good
must ultimately prevail over evil.
pessimist - Answers a person who believes that this world is as bad as it could be or that evil will
ultimately prevail over good.
moderates - Answers make or become less extreme, intense, rigorous, or violent.
Brownfields - Answers abandoned sites in our cities that needs development.
overpopulation - Answers too many people for the available resources and too many people for the
planets waste assimilation/detoxification mechanisms.
how to expand agriculture - Answers , improvements, take over other resources from someone else,
draw down resources (oil)
Norman Borlaug is remembered for - Answers The "Green Revolution" out in field all the time.
How did Japan get its resources? - Answers import 75% of grain, 65% of wood, most of fossil fuels.
carrying capacity based on - Answers visible acreage (all the land/resources you can see around you)
Trade acreage (rice for oil) Fish Acreage (fish on pacific ocean and bring back to Japan) Fossil Acreage
(borrowing things from a long time ago. Ghost acreage (we are using from somewhere else. and it is
imported from California to iowa.)
soil is - Answers natural occurring, repetitive pattern across the landscape, temporarily variable, and
non-renewable.
Role of soils - Answers Water
•Nutrients
•Gas Exchange
•Waste Disposal
•Environmental Quality
soil properties - Answers •Texture & Textural Class
•Soil Organic Matter
•Porosity
•CEC (chemical buffering)
•pH