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SCI 256 Entire Course (New)

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SCI 256 Week 1 Individual Assignment Environmental Science Worksheet (New) SCI 256 Week 1 DQ 1 SCI 256 Week 1 DQ 2 SCI 256 Week 1 DQ 3 SCI 256 Week 1 DQ 4 SCI 256 Week 2 Ecosystem Paper (New) (2 Papers) SCI 256 Week 2 Human Impact on Biogeochemical Cycles Wor ksheet (New) SCI 256 Week 2 Learning Team Assignment Natural Resources and Energy Team Paper – Plan SCI 256 Week 2 Individual Assignment Ecosystem Structure, F unction, and Change SCI 256 Week 2 DQ 1 SCI 256 Week 2 DQ 2 SCI 256 Week 2 DQ 3 SCI 256 Week 3 Natural Resources Worksheet (New) SCI 256 Week 3 Learning Team Assignment Natural Resources and Energy Paper SCI 256 Week 3 DQ 1


SCI 256 Week 3 DQ 2 SCI 256 Week 3 DQ 3 SCI 256 Week 3 DQ 4 SCI 256 Week 4 Climate Change Response (New) (2 Papers) SCI 256 Week 4 Environmental Pollution Recommendation (Ne w) SCI 256 Week 4 Individual Assignment Environmental Pollutio n Outline SCI 256 Week 4 Individual Assignment Environmental Pollutio n SCI 256 Week 4 DQ 1 SCI 256 Week 4 DQ 2 SCI 256 Week 4 DQ 3 SCI 256 Week 4 DQ 4 SCI 256 Week 5 Community Sustainability Proposal (New) SCI 256 Week 5 Environmental Analysis Presentation (New) SCI 256 Week 5 Learning Team Assignment Economic Analysi s Presentation SCI 256 Week 5 DQ 1 SCI 256 Week 5 DQ 2 SCI 256 Week 5 Final Èxam Guide ============================================== = SCI 256 Final Èxam Guide

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Set contains 40 Question 1. According to the Environmental Science text, the environmental statement of the 1990s was “saving our planet�. Is earth's very survival really in danger? 2. The total amount of food produced each year worldwide is sufficient to feed all the world's people today. Why do famines nevertheless occur? 3. An observation that is agreed upon by the majority of scientists is called a 4. Which of the following is the correct sequence of steps, from beginning to end, in the Scientific Method: 5. A chemical spill has occurred on the shore of a lake in an area where the underlying aquifer is widely used as a drinking water supply. The pollutants threaten to flow into both the surface water and the groundwater. The residence time of water in the lake is short, and the residence time in the groundwater is long. Which of the following statements is correct?


6.

The region of the Earth where life exists is known as:

7.

Epidemic diseases include all of the following except:

8. Decreased death rate and the accelerated rate of human population growth are related to: I. improved sanitation and health II. increased food supply III. control of disease-spreading organisms

9. Which of the following cycles involves the movement of water from the surface of the Earth through the atmosphere back to the surface of the Earth?

10. The substance with the greatest significance for the global carbonate-silicate cycle is:

11. According to the Environmental Science text, an ecosystem:


12. Which of the following statements is true about omnivores?

13. In the open ocean, the first trophic level is composed primarily of:

14. Firewood is the primary source of fuel for cooking and heating in many cultures. Approximately what percentage of the world's total energy use involves firewood? 15. Gradual, sequential changes in the composition of an ecosystem, particularly following an initial disturbance is called: 16. Since the extensive fires in Yellowstone National Park in 1988, the park often has been cited as an example of the connection between forest fire and natural succession. An important part of understanding the danger of wildfire in Yellowstone is understanding its history. From the time of the founding of the park in 1872 until 1963, what was the policy regarding wildfires?


17. What is the most important cause of starvation worldwide?

18.

Aquaculture refers to:

19.

Deserts occur naturally where:

20. What is the main reason that DDT is still being used in large areas of the world? 21. Which of the terms below refers to the phenomenon in which many species escape from a cut area and seek refuge in the border of the forest: 22. The most fundamental difference between a park and a true wilderness area is:

23. As people clear land and modify the environment, species which _____ are especially vulnerable to extinction.


24.

Carrying capacity is the:

25. Which of the following are the three main energy sources used in the U.S? 26.

The majority of Earth's energy input comes from:

27. _________ is an example of a fossil fuel; _________ is an example of an alternative energy source; and _________ is an example of a renewable energy source: 28. The Alaska National Wildlife Refuge (ANWR) has made headlines because of:

29. Which of the following is the strongest argument in favor of pollution allowance trading:

30.

Oil is:


31. Which of the following terms refers to energy produced from any source other than fossil fuels:

32.

What is geothermal energy?

33. What one factor, more than others, determines the suitability of tidal power for a coastal site?

34. The worst accident in the history of commercial nuclear power happened in 1986 at Chernobyl, where a uranium fuel meltdown occurred. According to the Environmental Science text, in the next 20 to 30 years, there will be an increase in cancer:

35. The Energy Policy Act of 2005 considered the role of nuclear power in the U.S. energy mix. Its recommendation was to: 36.

What is an aquifer?


37.

“Instream use� refers to:

38. Desalination is a promising source of water for some locations because: 39. The amount of phosphorus and nitrogen in groundwater probably would be greatest: 40. According to the Environmental Science text, what is the most critical water pollution problem in the world? 41. During the last two million years or so, the climate of the Earth has:

42. Large volcanic eruptions appear to make the Earth's climate _________, at least temporarily. 43. Carbon monoxide is particularly dangerous to humans because:


44. Atmospheric inversion conditions over urban areas pose a problem primarily because:

45. This is an ailment caused by long-term exposure to air with high concentrations of soot or carbon-rich dust:

46. The number of deaths caused by lung cancer due to exposure to radon is comparable to the number of deaths caused by ______________ in the U.S. each year.

47.

The field of environmental economics seeks to:

48. Many natural organisms and ecosystems perform service functions that are beneficial to humans. These include all of the following except: 49. Before modern sanitation and medicine, a major control on population density in European cities (and cities elsewhere) was:


50. Love Canal, near Niagara Falls, New York, illustrates which of the following principles or problems? ============================================== = SCI 256 Week 1 DQ 1

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Week 1 DQ1 In your opinion, what are the benefits and constraints of using the scientific method to analyze environmental decisions? ============================================== = SCI 256 Week 1 DQ 2


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Week 1 DQ2 What are some social, economic, aesthetics, and ethical issues involved in a current environmental controversy? Explain ============================================== = SCI 256 Week 1 DQ 3

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Week 1 DQ3 What organelle of the cell do you think is most important for life? ============================================== = SCI 256 Week 1 DQ 4

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Week 1 DQ4 What is zero population growth? Is this a reasonable and attainable goal for the global human population? ============================================== = SCI 256 Week 1 Individual Assignment Environmental Science Worksheet (New)

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SCI 256 Week 1 Environmental Science and Human Populat ion Worksheet Complete the Material: Environmental Science and Human Po pulation Worksheet. Click the Assignment Files tab to submit your assignment. Environmental Science and Human Population Worksheet Using the textbooks, the University Library, or other resources, answer each of the following questions in 150- to 300-words. Be sure to provide references for the sources you use. Question Response Is the current growth rate of the human population sustainable? Explain, using the concept of carrying capacity. Using an internet search, provide a timeline of important events in the modern environmental movement since 1960. Perform an internet search using one of these topics: car, electro nics, water bottles, plastic grocery bags, food choice, home size, commuting and incorporate the “environmental impact” they ma y elicit. Read one of the articles you find and explain: · The environmental impacts of that item or activity. · How you as an individual can reduce your impact on the e nvironment as it relates to this item or activity. Explain the relationship between three aspects of science: hypot hesis, research/experimentation, and theory


References APA-formatted citation APA-formatted citation ============================================== = SCI 256 Week 2 DQ 1

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Week 2 DQ1 Because ecosystems change and may recover naturally from disturbance over time, what factors affect decisions about whether human intervention is needed to help ecosystem recovery? Provide examples. ============================================== = SCI 256 Week 2 DQ 2

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Week 2 DQ2 What are some human impacts on the natural cycling process of ecosystems in your community? ============================================== = SCI 256 Week 2 DQ 3

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Week 2 DQ3 Identify a natural ecosystem in which you live or one near to where you live? How does this ecosystem support you? How can you minimize your carbon footprint?


============================================== = SCI 256 Week 2 Ecosystem Paper (New) (2 Papers)

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This Tutorial Contains 2 Different Papers SCI 256 Week 2 Ecosystem Paper Select an ecosystem in your area (forest, lake, desert, grassland). Write a 525- to 700-word paper explaining the following: 1) Describe the structure of your ecosystem including impor tant abiotic features and dominant plant and animal species. 2) Explain some functions/processes of your ecosystem incl uding one nutrient cycle and one food chain. 3) Give two examples of species interactions (predation, co mpetition, mutualism, etc.) that occur in your ecosystem. 4) Identify an invasive species in your ecosystem. Explain its effects on the ecosystem and efforts to control or eradicate it. Include two outside references. Format your paper consistent with APA guidelines. Click the Assignment Files tab to submit your assignment.


============================================== = SCI 256 Week 2 Human Impact on Biogeochemical Cycles Worksheet (New)

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SCI 256 Week 2 Human Impact on Biogeochemical Cycles Worksheet Complete the Material: Human Impact on Biogeochemical Cycl es Worksheet. Click the Assignment Files tab to submit your assignment. Human Impact on Biogeochemical Cycles Worksheet Using the textbooks, the University Library or other resources, a nswer each of the following questions in 150- to 300words. Be sure to provide references for the sources you use. Question Response Your neighbor faithfully applies fertilizer to his lawn to ensure b eautiful, healthy green grass. Explain how your neighbor’s fertil izing habit affects at least one nutrient cycle.


Your friend commutes to work every day by driving a standard gasolinepowered car. Explain how your friend’s commute affects one or more nutrient cycles. Urban areas typically have lots of pavement and compacted soils. Explain how these impermeable surfaces affect at least one asp ect of the hydrologic cycle ============================================== = SCI 256 Week 2 Individual Assignment Ecosystem Structure, Function, and Change

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Resource: University Material:Ecosystem Structure, Function, and Change For this assignment, you will choose from the following options: · ·

Option 1: Ecosystem Components Paper Option 2: Ecosystem Components Video and Summary


Read the instructions in the University Material: Ecosystem Structure, Function, and Change located on the student website and select one option to complete the assignment. ============================================== = SCI 256 Week 2 Learning Team Assignment Natural Resources and Energy Team Paper – Plan

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Brainstorm topics and who will cover what part of the Natural Resources and Energy Team Paper due in Week Three. Create a written plan of no more than 350 words of how you will complete the Natural Resources and Energy Team Paper due in Week Three. Submit your team’s written plan to your instructor for approval.


============================================== = SCI 256 Week 3 DQ 1

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Week 3 DQ1 In your community, what aspects of suburban sprawl and urban blight are evident? Identify how the effects from these might be alleviated. ============================================== = SCI 256 Week 3 DQ 2

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Week 3 DQ2 What is one major cause of present-day species extinction? Explain how this extinction came about and what could have been done to prevent it. ============================================== = SCI 256 Week 3 DQ 3

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Week 3 DQ3 Is your community people- or car-oriented? Why or why not? How does that affect energy use and sustainability of your community?


============================================== = SCI 256 Week 3 DQ 4

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Week 3 DQ4 What is a superfund site? Do you have any around your area? How are they remediated? Are they on a list of some sort? ============================================== = SCI 256 Week 3 Learning Team Assignment Natural Resources and Energy Paper

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Write a 1,400- to 1,750-word paper on natural resources and energy. Include the following: · Choose a specific ecosystem, such as a forest, grassland, or a marine or freshwater aquatic ecosystem. ·

Identify impacts associated with agriculture.

· Identify and discuss the effects that a growing human population may have on that ecosystem’s resources, including loss or harm to populations of wild species. · Discuss one management practice for sustainability and conservation of natural resources in that ecosystem. · Identify the risks and benefits of extracting or using one type of nonrenewable and one type of renewable energy resource from that ecosystem, or in areas near that ecosystem. · Assess management practices for sustainability and conservation of natural resources and energy. Include two outside references. Format your paper consistent with APA ============================================== =


SCI 256 Week 3 Natural Resources Worksheet (New)

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SCI 256 Week 3 Natural Resources Worksheet Complete the Material: Natural Resources Worksheet. Click the Assignment Files tab to submit your assignment. Natural Resources Worksheet Complete the following table: Fossil Fuel Alternative Energy Identify 3 types of both energy categories and what they are mos t often used to power. Benefits to using these energy types


Environmental impacts of using these energy types Are these energy types renewable? Explain. Using the textbooks, the University Library, or other resources a nswer each of the following questions in 150- to 300-words. Be sure to provide references for the sources you use. Question Response Explore water supply and management in your area using the int ernet. What is the source of your municipality’s drinking water? Describe any concerns related to the quantity and quality of this water source. Explain one thing you can do in your everyday ac tivities to conserve water. Visit this Fish and Wildlife Service website (http://www.fws.go v/endangered/) and perform a search of endangered species for y our state. Select one species and explain why it is endangered a nd what is being done to help it recover. What reason(s) for conserving life on Earth found in “A Closer Look 13.3”, pages 299-301, do you find convincing? Explain. Perform an internet search using the search term “agricultural su stainability article.” Read one of the articles you find and summ arize it in 1-2 paragraphs. Based on this article and the readings in the text do you think tha t current largescale industrial agricultural practices are sustainable? Why or w hy not? Give an example of a more sustainable agricultural practice.


============================================== = SCI 256 Week 4 Climate Change Response (New) (2 Papers)

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This Tutorial contains 2 Different Papers SCI 256 Week 4 Climate Change Response Some people you know say they don't believe that the climate is changing. After this week's readings, how would you respond? Write a 525- to 700-word response including: How scientists learn about past global temperatures and climates. The greenhouse effect. Greenhouse gases and their role in current climate change. One piece of data scientists offer to show that the climate is chan ging globally (see this NASA website:http://climate.nasa.gov/ev idence/ ). Expected impacts of climate change in your area (this EPA webs ite is very helpful: www3.epa.gov/climatechange/impacts/). Click the Assignment Files tab to submit your assignment.


============================================== = SCI 256 Week 4 DQ 1

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Week 4 DQ1 What are some of the causes of both indoor and outdoor air pollution where you live, work, or attend school? How does this affect that environment? ============================================== = SCI 256 Week 4 DQ 2

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Week 4 DQ2 Why do you feel there is debate about policies to reduce greenhouse gas emissions? How can science help resolve the debate? ============================================== = SCI 256 Week 4 DQ 3

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Week 4 DQ3 What are some of the causes of both indoor and outdoor air pollution where you live, work, or attend school? How does this affect that environment?


============================================== = SCI 256 Week 4 DQ 4

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Week 4 DQ4 Why do you feel there is debate about policies to reduce greenhouse gas emissions? How can science help resolve the debate? ============================================== = SCI 256 Week 4 Environmental Pollution Recommendation (New)

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This Tutorial contains 1 PPT and 1 Paper SCI 256 Week 4 Environmental Pollution Recommendation There is a concern in your community regarding the environmen t. You've been tasked to research and present the concerns to yo ur local or state government. Perform an internet search to identify an instance of environmen tal pollution in your state. Create a 5-to 8-slide PowerPoint® presentation or a 350-to 525word proposal. Identify the effects of this pollution on human health and the env ironment. Explain the causes of this pollution. Recommend ways to prevent/clean up this type of environmenta l pollution. Include appropriate images. Use at least 2 outside references. Format your presentation and references consistent with APA gu idelines. For Local Campus students, these are oral presentations accomp anied by Microsoft® PowerPoint® presentations. For Online and Directed Study students, these are Microsoft® P owerPoint® presentations with notes similar to what you would present orally. Click the Assignment Files tab to submit your assignment.


============================================== = SCI 256 Week 4 Individual Assignment Environmental Pollution Outline

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Resources: University Material: Environmental Pollution Outline Complete the Environmental Pollution Outline on the student website. ============================================== = SCI 256 Week 4 Individual Assignment Environmental Pollution

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Resource: University Material:Environmental Pollution For this assignment, you will choose from the following options: ¡ Option 1: Analysis of Global Warming Case Study ¡ Option 2: Environmental Pollution Scenario Review and Summary Read the instructions in the University Material: Environmental Pollution located on the student website and select one option to complete the assignment. ============================================== = SCI 256 Week 5 Community Sustainability Proposal (New)

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This Tutorial contains 1 PPT and 1 Paper SCI 256 Week 5 Community Sustainability Proposal Local government leaders have asked you to provide informatio n and recommendations for increasing sustainability in the com munity. Perform an initial search to learn about green initiatives for a cit y in your area. Create a 5- to 8-slide PowerPoint® presentation or Write a 350to 525-word proposal to your local government. Include the following: A summary of green initiatives for a city in your area. Recommendations to your local government for creating a green er, more sustainable and livable community. The proposal should include recommendations both for actions b y the local government and by individual homeowners. Explain how implementing these recommendations would prom ote sustainability and improve like for residents. Include appropriate images. Include a list of the sources you use. Format your presentation consistent with APA guidelines. For Local Campus students, these are oral presentations accomp anied by Microsoft® PowerPoint® presentations. For Online and Directed Study students, these are Microsoft® P owerPoint® presentations with notes similar to what you would present orally. Click the Assignment Files tab to submit your assignment. ============================================== =


SCI 256 Week 5 DQ 1

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Week 5 DQ1 Who should manage the natural resources: legislature, public, scientists, special interest groups, and why? ============================================== =

SCI 256 Endless Education /newtonhelp.com  

For more course tutorials visit www.newtonhelp.com SCI 256 Week 1 Individual Assignment Environmental Science Worksheet (New) SCI 256 We...

SCI 256 Endless Education /newtonhelp.com  

For more course tutorials visit www.newtonhelp.com SCI 256 Week 1 Individual Assignment Environmental Science Worksheet (New) SCI 256 We...

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