Hydroelectricity is electricity generated by hydro-power from the gravitational force of falling or flowing water. it is the most widely used form of renewable energy, accounting for nearly twenty percent of global electricity generation. why hasn't hydroelectricity replaced more traditional sources of electricity? a) it requires a lot of workers. b) there are very high maintenance costs. eliminate c) hydroelectricity is not very reliable energy. d) construction of a hydro-power plant is very expensive.
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Ответ:
D, Hope this helps also there are answers on Quizlet
Ответ:
D) Atmospheric carbon dioxide, a greenhouse gas, would cause rising ocean temperatures, which will cause an increase in evaporation. The added water vapor would further increase global warming.
Explanation: usatestprep approved