New User Special Price Expires in

Let's log you in.

Sign in with Facebook


Don't have a StudySoup account? Create one here!


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here

Environmental Science

by: Marlin King

Environmental Science EVR 2002

Marlin King
GPA 3.79

Richard Carlson

Almost Ready


These notes were just uploaded, and will be ready to view shortly.

Purchase these notes here, or revisit this page.

Either way, we'll remind you when they're ready :)

Preview These Notes for FREE

Get a free preview of these Notes, just enter your email below.

Unlock Preview
Unlock Preview

Preview these materials now for free

Why put in your email? Get access to more of this material and other relevant free materials for your school

View Preview

About this Document

Richard Carlson
Class Notes
25 ?




Popular in Course

Popular in Environmental Studies

This 47 page Class Notes was uploaded by Marlin King on Wednesday September 23, 2015. The Class Notes belongs to EVR 2002 at University of South Florida taught by Richard Carlson in Fall. Since its upload, it has received 36 views. For similar materials see /class/212669/evr-2002-university-of-south-florida in Environmental Studies at University of South Florida.

Similar to EVR 2002 at USF

Popular in Environmental Studies


Reviews for Environmental Science


Report this Material


What is Karma?


Karma is the currency of StudySoup.

You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 09/23/15
g W m Whamm Environmenta ience Richard T Wright Environmental Science Chapter 8 The Human Population Different Populations Different Problems IPAT Formula calculates human pressure on the environment I PX A X T l environmental impact P population A affluence and consumptive patterns T level of technology in the society Different Populations Different Problems Environmental impact of developing countries due to Environmental impact of developed countries due to A and Both have some measure of I for different reasons Average American places at least 20 times the demand on Earth s resources compared to a person in Bangladesh Different Populations Different Problems How does stewardship S affect the IPAT formula S wildlife conservation pollution control energy conservation and recycling PXAXT S Global Conditions for a Sustainable Population Lower fertility rates stabilize population Consumption must decrease Protect the environment environmental stewardship must increase MC Environmental stewardship can be increased by all of the following EXCEPT wildlife conservation pollution control energy conservation and efficiency maintaining rates of consumption merJ N recycling Human Population Expansion and Its Cause Reasons for the patterns of growth Biotic potential exceeds environmental resistance birth rates exceed death rates There are 687 billion people on Earth If each one stood up pronounced their name and sat down It would take 600 years to complete roll call By 2025 it will take 1000 years to complete this exercise World Population Over the Centuries 14 13 12 11 10 2200 9 9 2052 3 c9 8 2028 Q 5 7 2013 2 g 6 1999 E 5 1987 4 1975 3 1960 2 1930 1 1830 0 1 000 1 500 2000 2500 AD AD AD AD Year Copyright 2005 Pearson Prentice Hall Inc Reasons for the Human Population Explosion Causes of disease recognized Improvements in nutrition Discovery of antibiotics Improvements in medicine Increase in number of women who actually reach childbearing age Short doubling times in some countries Survival Changing Human Survivorship Curves From B to A 100 Birth Death Age Carrying Capacity Revisited Is there a carrying capacity for humans on the Eanh What is it and how can we determine it MC Which of the following statements is true 1 The human population has always grown at about the same rate 2 Prior to the 1800s the human population was maintained at a steady state carrying capacity maintained by diseases and other natural enemies 3 There is every indication that the human population will reach a maximum of no more than 8 billion people 4 The rapid increase in human population numbers during the last 200 years is mostly due to increased birthrates 5 Because they are influenced by our biology human birthrates are similar around the globe World Population Growth and Absolute Growth amp 0 OJ 0 O 0 Number of persons added N e per year millions 0 3g 0 039 6 o v a 4 be a a 09 63 of 63 Q dquot 2 lt2 ca 9quot 0 3 gt9 gt9 gt9 3 339 3 gt3 0 Figure 5 2 Environmental Science 102 2008 Pearson Prentice Hall Inc Population growth rate percent Population billions Population Projections Based on Different 0 I l 1950 1960 1970 Fertility Assumptions Gradual decline in fertility in developing countries 202 childrenwoman LOW 12 child lower than medium projection Medium High 12 child higher than medium projection Constant Maintain fertility rate of 26 childrenwo 1 l l L l 1 l l 1980 1990 2000 2010 2020 2030 2040 2050 Year Figure 53 Environmental ScienEE Ille 2008 Pearson Prentice Hall Inc mm M nmogu phk farms mm mem Rum mm m mums w my Tara Rmh Rm lmkuunmplnd rum Mm Mmm Fopulnnan monk lam mam mm annmm c cn cm Dulh m Epldzmmhgx umm Farah 39lunslnnn Dcmugramnr mm Thtnm aimmh all pnpmman u yummy Mmqu by m armms opnhnon my me mm mm m amunmmgam m m madman m quotmy numbu m dnldrmndn mu Du m m N39me mm 3 m hard on mm Kmnms amquot a pnnmdzr m A mm m rpmrn Ihmmlluhv u mquot ama usmf mm mqu Duly rrpluz mm Ind n 1mm of mth and in m m quotmm m Imth mum dam pa I musand 1m mm A m snph plums numb mm m kmdu a mum Imam m Plplleon Immnswuh m mum u m buxmm m zaaimnmxlsummm an murrpopulnnan wwm tm ls papmmm Wm mum 5mmquot m Ifquot kpummkm mm m bun 5314de mom by mmr mm is SNMPS m Imth mum m mm m lpruhuanm gmym m rim of 17mm 1m rm Mm law kw m mmm m dun m m m s papuhlmn w y nu a Junk I m m m m m m 1nd 4 m m K wry m mm of ynpubnon m m m ltpdnmuloyt 1nd m Economic Categories Based on Per Capita Gross National Income Highincome highly developed industrialized countries United States Japan Canada Average GNI per capita 37566 Middleincome moderately developed countries Latin America South Africa China GNI per capita 936 11455 Economic Categories Based on Per Capita Gross National Income Lowincome developing countries Western and central Africa central Asia Average GNI per capita 578 Disparities Developed countries 15 of the world s population Control 80 of the world s wealth Lowincome developing countries 37 of the world s population Control 30 of the world s gross national income Difference in per capita income 63 to 1 Population Increase in Developed and Developing Countries 12 11 10 9 E 8 g E 7 E 39 2007 DeveIOping E 6 countries 3917 5 5 Q E 4 3 2 1 Developed countries 0 1950 1970 1990 2010 2030 2050 2070 2090 2110 2130 2150 Year Figure 56 Environmental Sciente10e 5 2008 Pearson Prentice Hall Int Developing or Developed Nations High fertility rates High consumptive lifestyles use about 80 of world s wealth Intense poverty Eat high on the food chain Developing or Developed Nations Long doubling times High environmental degradation Fifteen percent of the world s population Basic Human Needs Drinkable water Edible food Safe housing Health care An education A job Supplying Increasing Populations in Developing Countries Reform the system of land ownership Intensify cultivation of existing land to increase production per unit area Open new land to farm Engage in illicit activities for income Move to other countries Move to cities and seek employment MC Problems associated with populations migrating to the cities in developing nations include inadequate housing sanitation and services too few jobs increased crime increased prostitution and other illegal activities alloftheabove A W P N9 DRMercer p Papualatiun Email ans City Growth Tm Innmany Mawth Mum Exam new m Wilkes Jakarta India Argentina Indonesia Japan Ham U5 flne l HEW Inch hi39ru Consequences of Exploding Populations in the Developing World Overfishing Overcultivation ltl Population Explosion Small farms can no longer support population Cultivate new land ll 1 Poaching Mi ration Move to CltleS g Destruction of habitat Disease squalor Envrronmental refugees l l Create problems for developed countries I Consequences of Exploding Populations Greater Population Causes gt More deforestation More resource depletion More loss of agricultural land Less biodiversity More disease More population migration More irrigation Less wetlands Affluence in the United States Enables wealthy to clean up immediate environment by transferring waste to more distant locations Affluent isolate themselves and unaware of the environmental stresses caused by their consumptive lifestyles Population Profile United States 1 985 g E D Female A i h lllllllllllllllll 161412108 6 4 2 O 2 4 6 810121416 Population in millions Figure 5113 Environmemal Szience 102 2003 Pearson Prenlitc Hall Inc Population Profile United States 2005 E 93 m Female lllll 1614121086420246810121416 Population in millions Figure 51 1b Environmen al 5cienlte10E 2008 Pearson Prentice Hall Inc Population Profile United States lllllllllllllllll 161412108 6 4 2 0 2 4 6 810121416 Population in millions Figure 5 114 Environmental Sdence 10a 2008 Pearson Prentice Hall Inc Other Population Profile Uses Immigrants to LLB in 2004 Males Females a m 8 439 IE 12 10 I E 10 12 14 18 1 E D 239 4 Percent oi row Immigram Powtmn Average children perwomar a A A N N m m an n n n u u an US Total Fertility Rate 19172007 Population Profile of Italy 2005 Z 9 m Female 01 1 01 1 llllllllllllllllllll 30 25 20 15 10 05 00 05 10 15 20 25 30 Population in millions Figure 513a Environmental Science 10e 2008 Pearson Prentice Hall Inc Population Profile Italy 2025 E 2 39D Female llllllllll 30 25 20 15 10 05 00 05 10 15 20 25 30 Population in millions Figure 513b Environmental Science 1 Ole 2008 Pearson Prentice Hall Inc MC The problems associated with the population profile of Italy shown in Figure 5 13 do NOT include 1 too few teachers for abundant children 2 too few productive working adults 3 increased need for care for older citizens 4 decreased tax revenues or higher tax rates per person 5 changes in family and social structure Population Profile Developing Country Mme Femme 80 75 79 70 74 65 69 60 64 55 59 50 54 45 49 40 44 35 39 30 34 25 29 20 24 15 19 10 14 5 9 0 4 25 20 15 10 05 00 05 10 15 20 25 Population in millions Figure 5 1 53 Environmental Science 102 9 2008 Pearson Prentice Hall inc Population Profile Developing Country Mam Femam 80 75 79 70 74 65 69 60 64 55 59 50 54 45 49 40 44 35 39 30 34 25 29 20 24 1 5 1 9 10 14 5 9 0 4 lllllll 25 20 15 10 05 00 05 10 15 20 25 Population in millions Figure 51 5h Environmental Science 102 2003 Pearson Prentice Hall Inc Age m years Population Profile Botswana Mme An rm an Inn nu MA 0 Ma 12 150 an 50 4a 20 a Popula ion mousands Defmrduew AIDS 3 Froleued pawAmman Dependency ratio The number of individuals not of working age divided by the number of individuals of working age as a percent Ex 25 too young 25 too old 100 working age 50100 05 thus 50 iABl E 8 3 Populatmns by Age Grout Pammt Inf Population in Specific Age Groups Region or Cnuntry lt15 15 in 65 265 Dependency Ratio Sub hman Africa 43 S4 3 ES aim mica 30 4 E 56 Asia 27 66 539 5 1 ndhncaia 29 65 6 51 I Emop 16 ES 16 4739 I Swudm 17 as 15 54 Oahu 19 73 E 339 Unitcd Emma 2E 67 13 49 Swans Dam hum 2008 M Pallth Dam Shut fWanhingtm 11C Papth Erinmm Imam 20081 1 Numzbzrof mammals balm 115 and abcnn 65 Md by uh number Wm 3915 and 65 and command an a gammy r r Population Momentum Effect of current age structures on future population growth Determined by percent of population in younger age cohorts It will take countries with a large base of younger population a long time to achieve stability Developing countries will continue to grow for 5060 years even after the total fertility rate is reduced to replacement level Developing countries Developed countries 2050 2000 200 50 O 50 Millions Minions Male Female Male Female Figure 516 Environmental Sdence 10 2008 Pearson Prentice Hall Int MC Of the following countries which do you expect will have the greatest population momentum France China Italy Bangladesh US merJ N Phase I Phase II Phase III Phase IV 50 Primitive Birthrate stability Crude birth or death rate Death rate Modern stability Time Development gt Figure 518 Environmemal Stience 10 2008 Pearson Prentlce Hall Inc MC Populations tend to increase most rapidly during which stage of demographic transition Primitive stability Epidemiologic transition Modern stability PPJN Populations grow equally during all stages MC Which of the following vocabulary words has the wrong definition 1 total fertility rate births per 1000 in population per year 2 replacement fertility woman replaces self and partner doubling time period required for 200 population 4 growth rate births deaths reported as percentage 5 fertility transition high to low birth rate in population


Buy Material

Are you sure you want to buy this material for

25 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

Why people love StudySoup

Bentley McCaw University of Florida

"I was shooting for a perfect 4.0 GPA this semester. Having StudySoup as a study aid was critical to helping me achieve my goal...and I nailed it!"

Jennifer McGill UCSF Med School

"Selling my MCAT study guides and notes has been a great source of side revenue while I'm in school. Some months I'm making over $500! Plus, it makes me happy knowing that I'm helping future med students with their MCAT."

Steve Martinelli UC Los Angeles

"There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."


"Their 'Elite Notetakers' are making over $1,200/month in sales by creating high quality content that helps their classmates in a time of need."

Become an Elite Notetaker and start selling your notes online!

Refund Policy


All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email


StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here:

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.