42 Which of the following is NOT mentioned in the passage as a reason why we don’t desalinate water from the ocean?
(A) Marine ecology might be disrupted.
(B) Desalinating seawater is rather costly.
(C) Land for desalination plants can’t be easily acquired.
(D) The chemical bonds in saltwater are difficult to break.

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統計： A(45), B(34), C(129), D(17), E(0) #845128

詳解 (共 1 筆)

#1442086
(D)Salt dissolves very easily in water, forming strong chemical bonds, and those bonds are difficult to break. 
(B)Energy and the technology to desalinate water are both expensive. 
(A)There are environmental costs of desalination as well. Sea life can get sucked into desalination plants, killing small ocean creatures, andupsetting the food chain. Also, there’s the problem of what to do with the separated salt. Pumping salty water back into the ocean can harm local 


 
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