Class Notes (839,561)
Canada (511,396)
Geography (946)
GEOG 1HB3 (258)
Lecture 9

Notesolutions - Geog 1HB3 Lecture 9.docx

2 Pages

Course Code
Walter Peace

This preview shows 80% of the first page. Sign up to view the full 2 pages of the document.
1. Introduction  October, 1999, population = 6 billion  October, 2011, population = 7 billion  Currently ~83 million births/year, only 1 million (1.2%) of which occur in developed nations  Demography: the study of population (Gr. o Demos – populace, people o Graphe – to write about  Population Geography: the study of the spatial components of demography (density, distribution, migration, etc.)  Questions o 1. Why is population a global issue? o 2. How has population changed over the six million years of human history? o 3. How many people can the Earth support, i.e., what is the carrying capacity of the Earth? 2. The history of pop growth  A brief history of population growth o Start of Holocene 4-6million o 2000 years Before present 250 million o 1650 – 500 million o 1804 – 1 billion o 1927 – 2 billion o 1974 – 4 billion o 1999 – 6 billion o 2011 - 7 billion  Predictions of the future o 2030 – 8.3 billion o 2050 – 9.4 billion  NOTE: in 1970s, predictions for 2050 was approx.. 12 billion (vs. current prediction of 9.4 billion)  Two observations: o 1. Significant increases associated with: first agricultural revolution (9000 years ago); Industrial Revolution (18 Century); and Green Revolution (1960s) o 2. Until population reached 6 billion, the rate of increase was increasing; since then, the rate of increase has decreased.  Currently: o 1. Total world population continuous to increase, but at a decreasing rate. o 2. Total population is expected to platea
More Less
Unlock Document

Only 80% of the first page are available for preview. Some parts have been intentionally blurred.

Unlock Document
You're Reading a Preview

Unlock to view full version

Unlock Document

Log In


Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.