Hydroelectric Power The benefits are: <span><span> 1. </span>Hydroelectric power is mainly a renewable source of energy. It relies on the stream cycle of water which do not cause pollution.</span> <span><span>2. </span>Hydroelectric power also helps and promote water reservoir and storage.</span>
The cost are: <span><span>1. </span>0.85 cents per kWh is the average cost in the US.</span><span><span> 2. </span>Conventional installation costs $1,000-$5,000</span>
Geothermal Power The benefits are: <span><span> 1. </span>There is no pollution</span><span><span> 2. </span>We lessen the utilization of fossil fuels</span>
The costs are: <span><span> 1. </span>$0.03<span> to $0.035 per kWh is the cost of electricity by The Geysers.</span></span> <span><span>2. </span> <span>$20,000 to $25,000 costs to build this power plant
both c and d are pretty accurate, but i dont have very much knowledge on warblers specifically. but those 2 answers would be the most common for such a case