2Intro to PopulationPresent World Population: 6.5 – 7.2 Billion People in the worldChina: ~ 1.3 – 1.4 Billion peopleIndia: ~ 1 – 1.5 Billion PeopleFuture of the World Population:Going to INCREASE!Why? People are “making babies;)”Birth rate is more than the death ratePossible Issues / Problems?Over populationLive on a different planet..why?Age?Access to Resources?
3World Population Growth Why has population GROWN so much in the past years??Reasons for large explosion of Human Population:Industrial Revolution (Growth of Technology = decline of death rate)Higher chance to survive BECAUSE living conditions/quality has improved/become betterNo restrictions on # of kids (for most places/long time)Policies about family planning…countries encouraged people to make babies!Technology to provide FOOD/Products (need more people..and can provide for more people)Medicine (cure illness/sickness/disease)Basically…we have made it harder to die than in the past~!
4Demography “graphy” – The study of……something! Demography: The study of….. Human PopulationThe study of Mathematics / Social Studies / PhysicsWhat can we study ABOUT the Human Population?In the Human Population, we can focus/study:Control of PopulationTotal # of people (in a country/city/school/world)Birth rate / Death rate (where are people dying/born, how old, etc)Gender (How many males:females)Nationalities/Ethnicities of peoplePatterns of population growth (timeline)Age of people!!IncomeEducation
5Why Study Demographics of a population? Who cares about this stuff? Why?!Why is this useful?Governments/Countries/World Organizations care because…helps to predict (and PLAN) for the future!!Who: Parents? Governments…World Organizations (United Nations..?) Political PartiesWhy?: Political Views of people? Male/Female could influence the culture
6The process of collecting demographic data is called….Census! Census: The process of collecting human population information!Why…clearly see what we HAVE…and What we WILL have…Problems with collecting a Census?...Hard to count..why?: Migration! People move! Especially in areas without a clear addressNorth Pole…Santa Claus lives..Remote…in the countrysideNo man’s land…has no addressAfghanistan/Africa/Syria/Natives who live in the jungleDeveloped/Developing?...Developing countries
7Types of Migration Migration: The movement of an animal Side Note: Study Strategy…Make the information make sense to you…Two Types:Immigration (I = IN): People go IN TO a country**How does Immigrants influence a country? What do they BRING WITH THEM??Emigration (E = EXIT): People LEAVE a country!** How do Emigrants influence a country? What do they leave with?? Leave Behind?
8Influence of Immigrants/Emigrants to a Country Bring habits/culture/traditions/values/beliefs (+/-)Man power/Labor force (+)Products/LikesCompetition (for business/jobs)Most immigrants are young (energy, want to have babies, educated, talented, money…)Human Needs (Food, Water, Place to live…) (-)
9Emmigrant:- “Brain Drain” – Take away their talent/brain from their hometownTechnology/education/knowledgeHuman Needs (food, water, shelter) (+)
10Homework: P. 317 “Making a Graph 13-1” Question a, b, c P. 323 “Reading a Map 13-7” Questions # 1 – 3