1. describe key aspects of the atmosphere related to human well-being, such as oxygen's role as a limiting factor, the greenhouse effect, and the tropospheric ozone layer. 2. identify types of stationary and mobile anthropogenic air pollutants 3. Describe the hydrologic cycle in specific terms, especially related to sources of fresh drinking water. Also, provide examples of point and nonpoint sources if pollution

Biology: The Unity and Diversity of Life (MindTap Course List)
14th Edition
ISBN:9781305073951
Author:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Chapter46: Ecosystems
Section: Chapter Questions
Problem 15SQ
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 1. describe key aspects of the atmosphere related to human well-being, such as oxygen's role as a limiting factor, the greenhouse effect, and the tropospheric ozone layer.

2. identify types of stationary and mobile anthropogenic air pollutants

3. Describe the hydrologic cycle in specific terms, especially related to sources of fresh drinking water. Also, provide examples of point and nonpoint sources if pollution

4. characterize the physical-chemical properties of environmental contaminants related to their behavior in the environment

5. assess the advantage and disadvantages of toxicology compared with epidemiology as sources of information about the human health effects of environmental chemicals

6. describe the assumptions associated with estimating absorbed and biological effective doses.

7. explain why risk assessors use a reference dose to quantify noncarcinogenic toxicity but use a cancer slope factor to qualify carcinogenic toxicity

8. identify characteristics that influence perceptions of the acceptability of an environmental health risk

9. provide examples of environmental laws or approaches that demonstrate the risk protection principles of environmental justice, precautionary principle, polluter pays, and sustainability.

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Since you have asked multiple questions and as per bartleby guidelines im supposed to answer only 3 questions.Kindly repost the rest of the questions. 

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All living and non-living things that occur naturally, that is, not artificially, are included in the natural environment or natural world. The phrase is most commonly used to refer to the Earth or certain areas of it. The interaction of all living species, climate, weather, and natural resources that affect human survival and economic activity is referred to as the environment.

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