Notes - Chapter 1&2.pdf - CIV ENG 2B04 Principles of Environmental Engineering Chapter 1 Introduction 1 Major Environmental Concerns Water Waste

Notes - Chapter 1&2.pdf - CIV ENG 2B04 Principles of...

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Chapter 1 Introduction CIV ENG 2B04 - Principles of Environmental Engineering 1
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Major Environmental Concerns Water Soil Air Waste disposal Transportation Public health… 2
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Sustainability Sustainable development is development that meets the needs of the present without compromising the ability of future generations to meet their own needs.* * Brundtland Commission. (1987). Our Common Future: Report of the World Commission on Environment and Development. UN Documents Gatheringa Body of Global Agreements. Two key concepts: Needs Limitations 3
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Three Pillars of Sustainability Social Economic Environmental Sustainable 4
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Systems Approach Time temporal relationships and effects Space spatial relationships and effects Applicable to all engineering disciplines 5
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A Problem-Solving Approach 1 • Problem identification 2 • Accumulate relevant data 3 • Select appropriate theories/principles 4 • Make necessary assumptions & simplifications 5 • Solve problem 6 • Validate solutions and communicate results 6
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Example A solution was prepared by dissolving 0.5 g of NaCl into 1 kg of H 2 O. Determine the resulting density in g·mL -1 . 7
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Solution 8
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