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Author Question: Outgassing and ____ are probable sources for Earth's early water vapor. A)solar wind B)icy comets ... (Read 50 times)

theo

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on: Jul 13, 2018
Outgassing and ____ are probable sources for Earth's early water vapor.
 A)solar wind
 B)icy comets
 C)photochemical dissociation
 D)land plants
 E)the ozone layer

Question 2

Briefly explain the trade-offs that accompany any flood control project.


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aham8f

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Reply #1 on: Jul 13, 2018
Answer to Question 1

B

Answer to Question 2

The obvious benefits of controlling flooding are offset by loss of sediment deposition area, loss of wetland habitat, loss of the natural evolution of a drainage basin (natural changes in the stream channel such as meandering), increased soil erosion, and decreased natural ability to moderate effects of floods.


theo

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Reply #2 on: Jul 13, 2018
Thank you :)


aham8f

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Reply #3 on: Jul 13, 2018
Happy to help you


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