PPT-The Human Population and its Impact

Chapter 6 and Chapter 234 The Human Population Over Time The time it takes our population to double has decreased sharply It only has taken about 12 years to go from 67 billion people We are projected to hit 9 billion near the year 2050. What is Biodiversity?. All living things in a food web are connected.. If the numbers of one species are affected it affects the numbers of all other species in the food web.. If the numbers of baboons decreased then this would affect every other living things in the food web.. Chapter 12. “. Sustainability” is a popular idea these days. . What does “sustainability” in the ecosystem mean?. What does “sustainability” in human communities mean?. W. O. R. K. T. O. G. SWBAT compare the factors affecting animal populations to human populations . Why should you study human populations and their growth?. Bellwork. Demography. . is the study of the characteristics of populations, especially human populations.. Growth, Demography . and Carrying Capacity . Human Population Growth Historically. Early Hunter Gatherers. Nomadic. & followed the food. Practiced Intentional Birth Control. Human Population Growth Historically. Essential Questions. What is demography?. Describe how the human population has changed over the past 3000 years.. What is age structure? . Why do demographers study age structure?. Overview. Demography. Environmental Science. 9.1 Studying Human Populations. The human population has grown . faster. . in the . 20th. . century than it has ever before.. This rapid growth has led to . environmental problems. Human impact on the environment. In this lesson you will learn about:. the biological control of pest species. the use of GM crops as an alternative to using fertilisers and pesticides. Success criteria. Monday, September 12. th. , 2016. What is the big deal with a growing population?. Lack of food, resources, energy, space, water, and sewage.. Poverty and population growth are correlated.. Poorer societies have higher growth rates than wealthier societies.. How Many people can the earth support?. https://www.youtube.com/watch?v=sc4HxPxNrZ0. Demography. Demography. = the application of population ecology to the study of humans. Demographers study population size . Size. Increased by. Decreased by. . Calculations. r = (b – d) (i – e) . Local Population Changes. Global Population Changes. Density. What is it?. . Does the predator or the prey control it?. 8B – People Paradox. 8C – Land Use & Urbanization. 8D – Health & Hazards. Chapters 8, 9 and 10. Unit 8 Vocabulary Terms – 28 terms . Affluent society. Heat island. Risk assessment. Bioaccumulation. Andrew . Schaufele. : . Director. , . Bureau . of . Revenue . Estimates. 1. How We Added Value. Initial Mission: Quantify the tax impact from the shifting age composition within our tax base. Able to attach birthdates to our tax filing database. Human impact on the environment. The impact of human activities and environmental health sometimes needs to be monitored.. This could be measuring abiotic factors such as O. 2. levels, pollution or by sampling of organisms.. Tubeho NezaPublic Health Programin RwandaA case study on the Social Impact of investments in environmental health technologiesContactProf Dr Dennis A OstwaldCEORheinstrae 2264283 DarmstadtGermanyPhone