Chapter 1 Flashcards

1
Q

According to what factor are environmental decisions prioritized?

A

ther risks that they pose to human health

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2
Q

name 2 sources of anthropogenic environmental change

A
  1. changes associated with land use

2. changes induced by emissions or residues

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3
Q

example of green engineering

A

IBM was forced to take back all discarded computers

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4
Q

3 main sources of environmental impacts when designing a product

A
  1. materials selection
  2. manufacturing process
  3. energy use
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5
Q

def. sustainable development

A

development that meets the needs of the present without compromising the ability of future generations to meet their own needs

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6
Q

def. industrial ecology

A

means by which humanity can deliberately and rationally approach and maintain a desrable carrying capactiy, given the economic and environmental situation

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7
Q

name 4 things industrial ecology should include

A
  1. circuclating and reusing material flow
  2. reducing the amount of materials used in a product
  3. protect living organisms by eliminating the flow of harmful substances.
  4. minimizing the use of energy and flow of waste heat back into environment
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8
Q

conservation of mass forumula

A

total mass flow in=total mass flow out + rate of mass storage

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9
Q

what is environmental engineering?

A

application of science and engineering principles to improve the environment

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