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GPS: ScSH1: Habits of the Mind GPS: SEV2: Students will recognize _______________________________ and will _________ the effects of human __________________________________ and Environmental Issues, 5/23/2017 Sustainability Growth & Development Resources & Pollution Problems in the Environment Chapter 1 1 Environmental Issues Journal EQ’s What is sustainability? What correlation (trend) do you see between human population and natural resource consumption? Hint: as population goes up then….. Do you believe that the current lifestyle of the US is sustainable? Analyze your lifestyle; EQ: How would resources be affected if everyone on Earth lived the way you do? 5/23/2017 2 Key Concepts Growth and Sustainability Resources and Resource Use Pollution Causes of Environmental Problems 5/23/2017 3 The Field of Environmental Science Environmental Science is interdisciplinary, and includes _________________ and ___________ aspects of ____________ impact. Incorporates scientific aspects of ___________, conservation, geography, with inputs ____________ sciences such as __________, sociology and political science. 5/23/2017 4 Q: What classes have you taken that are interdisciplinary with Environmental Science? 5/23/2017 5 Interrelated Nature Environmental Problems ___________ is everything that affects an organism during its lifetime. 5/23/2017 6 An Ecosystem Ecologythe study Approach ___________________________________ _________________________ Ecosystem: Region in which the organisms and the ______________________ form an interacting unit. (living and nonliving things) The task of an Environmental Scientist is to recognize and understand natural interactions and integrate these with human uses of the natural world. 5/23/2017 7 What is the task for Environmental Scientists? ______________________________________ ______________________________________ ____________________________________ 5/23/2017 8 Living More Sustainability(1)Sustainably ______________________________________ ______________________________________ _______ & (2) _______________________ earth’s endowment of natural capital that supplies this income Sustainable Society-satisfying the basic needs of the people for food, clean air & water, and shelter indefinitely without (1) depleting or degrading natural resources & (2) preventing future generations from meeting their basic needs Refer to Spotlight on p. 5 5/23/2017 9 Population Growth Exponential Growth- Growth in a species that takes place at a______________________ Doubling Time/ Rule of 70- 70 divided by percentage growth rate=doubling time Fig. 1-2 p. 4 5/23/2017 10 World Population Fig. 1-1 p. 2 5/23/2017 11 Graphing Population Curve Draw a line graph representing the human population growth curve from 1904 until 2054. Critical Thinking: Why do you think there has been a population explosion world wide? Discuss 3 world factors that impact population. 5/23/2017 12 Critical Thinking: Why do you think there has been a population explosion world wide? Discuss 3 world factors that impact population. ____________________________________ ____________________________________ ____________________________________ 5/23/2017 13 Economic Growth (GNP)- the value of ______________________ all the goods and services produced within and outside of a country during a year plus the net income earned by its citizens ___________________ (GDP)-the value in dollars of all goods and services produced within a country _____________________________ (GWP)the value of all the goods and services produce in the world during a year Per Capita Income GNP- GNP divided by the population at mid-year; each persons “slice of the pie” 5/23/2017 14 Economic Development Developed countries (MDC)- (__________) highly industrialized with high per capita GNP; represent ____ of the worlds pop that control ____ of wealth; 88% of resources and produce 75% of pollution and waste 5/23/2017 Developing countries (LDC)- (__________) low per capita GNP; represent _____of the projected increase in the worlds population 15 The Good of Economic Growth Positive Increased _______________________ ________________________ Increased _______________ Safe ____________________ in Rural Areas Increased Production with fewer materials ___________ in Major __________________ (since 1970s) in 5/23/2017 16 The Bad Negative- of Economic Growth Life Expectancy _________ in LDCs (low developed countries) __________ _______ is 8 times ______ in LDCs Less Sustainability in Agricultural Practices __________________________________ (WHO) Increased Demand on Resources (pop) __________________of Habitable Surface (73% already) 5/23/2017 17 Globalization Globalization-the process of ______, ________ environmental and _______ change that leads to an ________ _____________ world; Three major indicators: _______ ________ ___________ and _____________ ____________ ______________ 5/23/2017 18 Resources __________ ___________ ____-________ 5/23/2017 Fig. 1-6 p. 9 19 Renewable Resources _______ ________- the ________ ________ of _______________ in which it can be used indefinitely __________ its available ______ Environmental Degradation- __________ a __________________ causing the resource to decrease Urbanization of ___________________ Excessive ____________/___________ ___________ ____________/__________________ Decreased __________________ 5/23/2017 20 Non-Renewable Resources Energy- _________, ______, ____________ Metallic- _____, _____, aluminum (recycleable) Non-Metallic- _______, sand, clay, _________ Economic Depletion 5/23/2017 Fig. 1-7 p. 10 21 Ecological Footprint Fig.5/23/2017 1-8 p. 10 22 Quick Assessment: Analyze the Economical Footprint Graph. What Country has the highest economical footprint per capital income per acre? What country is reducing its economical footprint? Discuss the trend in India’s Economical footprint. ______________________________________ ______________________________________ ______________________________________ _______________________________ 23 5/23/2017 Pollution Pollution- any ____________ of a __________ into the environment that _________ _________ organisms; can either be _______ or _________ (_____________) ______________ activity Burning of ___________ ______________ Effects of PollutionDisrupt ___________ systems for _________ Damage to species and property Unwanted __________________________ 5/23/2017 24 Quick Assessment How is pollution defined? ________________________________ What does “anthropogenic” mean? Cite and describe several natural and man-made (more than 3) causes that determine the effects of pollution on the environment. __________________________________ __________________________________ __________________________________ 5/23/2017 25 Pollution Sources __________ __________- pollution that comes from a ___________ ________ source ______________ _______________ ________ ________(cars) _________ Source- pollution that comes into an area from another, ______________, region __________ _________ (pesticides) Sprayed pesticides & materials ______________ 5/23/2017 26 Dealing With Pollution Prevention (________ __________)the reduction or elimination of pollutants R______, r_______, r_______, r__________ & r______________ Cleanup (_______ _________)____________________________; issues _______________ as long as consumption of product continues Transient-____________________________ ___________- generally passed to the consumer 5/23/2017 27 • • • • • • • Air Pollution Global climate change Stratospheric ozone depletion Urban air pollution Acid deposition Outdoor pollutants Indoor pollutants Noise Biodiversity Depletion • Habitat destruction • Habitat degradation • Extinction • • Major Environmental Problems • • • • • • • • Water Pollution Sediment Nutrient overload Toxic chemicals Infectious agents Oxygen depletion Pesticides Oil spills Excess heat 5/23/2017 Environmental Problems Waste Production • Solid waste • Hazardous waste • • • • • • • • • • Food Supply Problems Overgrazing Farmland loss and degradation Wetlands loss and degradation Overfishing Coastal pollution Soil erosion Soil salinization Soil waterlogging Water shortages Groundwater depletion Loss of biodiversity Poor nutrition 28 Quick Assessment Review the Major Environmental Problems Chart and create your own with 2-3 examples under each category. In your opinion, what problems do you consider the most threatening to the environment? Your thoughts: __________________________________ __________________________________ __________________________________ _________ 5/23/2017 29 Biodiversity Depletion • Air Pollution • Major Environmental Problems Food Supply Problems • Major Environmental Problems Water Pollution • Waste Production • 5/23/2017 30 Environmental and Resource Problems Five Root Causes 5/23/2017 31 Environmental Resources and Problems Predict the outcome: Rapid population growth can lead to _____________________________________ Unsustainable resource use leads to _____________________________________ Poverty creates _________________________ If a country does not include environmental costs in the economic goods, then _____________________________________________ _ Describe one example where humans have tried to simplify nature without understanding how it works or how it impacts the environment. 32 5/23/2017 Environmental Impact 5/23/2017 Fig. 1-11 p. 13 33 Environmental Interactions 5/23/2017 Fig. 1-12 p. 14 34 Quick Assessment: Compare and contrast each Environmental Interaction pictures between the LDC and the MDC> What relationship can you infer in each picture? Example: In the family picture, LDC families tend to have more people than the MDC families. 5/23/2017 35 Environmental Worldviews Planetary Management-humans are dominate and decide how to best manage the planet Humans are in charge There will always be more (unlimited supply) Economic growth is good…always Success depends on our ability to dominate, understand and control nature Technology will inevitably save mankind 5/23/2017 36 Environmental Worldviews Environmental Wisdom- human beings are like other species and rely on the earth to survive Nature does not exist just for us; we need the earth but the earth does not need us Limited Resources should not be wasted Some economic growth is good, other types are not; encourage the good Understand the earth to learn to live in harmony with it; the more informed, the better our decisions 5/23/2017 37 Quick Assessment Review the “Worldviews” In four ways, compare or contrast the Environmental Worldviews. Choose 3 statements that you agree with and describe your views (please paraphrase or write out those statements) Choose 3 statements where your viewpoint differs from the worldview. Explain your perspective (please paraphrase or write out those statements) 38 5/23/2017 Environmentally-Sustainable Economic Development Social Economic Social Economic Sustainable Solutions Environmental Environmental Fig. 1-13 p. 17 5/23/2017 Traditional decision making Decision making in a sustainable society 39