258
It would require about 31 hectares of corn ethanol to produce the same amount of energy generated by 1 ha of solar panels
(www.anthropocenemagazine.org)
Everything about energy production and storage.
Related communities:
Also the costs of planting corn, protecting it, the emissions from equipment used to harvest, transport, and manufacture, and the amount of water needed to make it all happen, it's extremely inefficient. Solar panels are just there. It's not always simple to set them up, and the up front cost might be high, but the long-term benefit far outweighs the cost of corn.